19408513982

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:559

約数の個数: 144

約数和(自身を含む): 37010856960

約数和(自身を除く): 17602342978

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 47, 94, 121, 143, 169, 242, 253, 286, 299, 338, 439, 506, 517, 598, 611, 878, 1034, 1081, 1222, 1573, 1859, 2162, 2783, 3146, 3289, 3718, 3887, 4829, 5566, 5687, 5707, 6578, 6721, 7774, 7943, 9658, 10097, 11374, 11414, 11891, 13442, 14053, 15886, 20194, 20449, 20633, 23782, 28106, 36179, 40898, 41266, 42757, 53119, 62777, 72358, 73931, 74191, 85514, 87373, 106238, 111067, 125554, 130801, 131261, 147862, 148382, 154583, 174746, 182689, 222134, 226963, 261602, 262522, 268229, 309166, 365378, 453926, 470327, 474559, 536458, 690547, 816101, 940654, 949118, 961103, 1221737, 1381094, 1443871, 1632202, 1700413, 1706393, 1922206, 2009579, 2443474, 2496593, 2887742, 2950519, 3400826, 3412786, 3486977, 4019158, 4993186, 5220149, 5901038, 6169267, 6973954, 8977111, 10440298, 12338534, 15882581, 17954222, 18770323, 22105369, 31765162, 32455709, 37540646, 38356747, 44210738, 57421639, 64911418, 67861937, 76713494, 80200471, 114843278, 135723874, 160400942, 206473553, 412947106, 421924217, 746481307, 843848434, 882205181, 1492962614, 1764410362, 9704256991, 19408513982]

約数ペア:

[(1, 19408513982), (2, 9704256991), (11, 1764410362), (13, 1492962614), (22, 882205181), (23, 843848434), (26, 746481307), (46, 421924217), (47, 412947106), (94, 206473553), (121, 160400942), (143, 135723874), (169, 114843278), (242, 80200471), (253, 76713494), (286, 67861937), (299, 64911418), (338, 57421639), (439, 44210738), (506, 38356747), (517, 37540646), (598, 32455709), (611, 31765162), (878, 22105369), (1034, 18770323), (1081, 17954222), (1222, 15882581), (1573, 12338534), (1859, 10440298), (2162, 8977111), (2783, 6973954), (3146, 6169267), (3289, 5901038), (3718, 5220149), (3887, 4993186), (4829, 4019158), (5566, 3486977), (5687, 3412786), (5707, 3400826), (6578, 2950519), (6721, 2887742), (7774, 2496593), (7943, 2443474), (9658, 2009579), (10097, 1922206), (11374, 1706393), (11414, 1700413), (11891, 1632202), (13442, 1443871), (14053, 1381094), (15886, 1221737), (20194, 961103), (20449, 949118), (20633, 940654), (23782, 816101), (28106, 690547), (36179, 536458), (40898, 474559), (41266, 470327), (42757, 453926), (53119, 365378), (62777, 309166), (72358, 268229), (73931, 262522), (74191, 261602), (85514, 226963), (87373, 222134), (106238, 182689), (111067, 174746), (125554, 154583), (130801, 148382), (131261, 147862)]