1918818616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 4366172160

約数和(自身を除く): 2447353544

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 47, 52, 88, 94, 104, 127, 143, 188, 254, 281, 286, 376, 508, 517, 562, 572, 611, 1016, 1034, 1124, 1144, 1222, 1397, 1651, 2068, 2248, 2444, 2794, 3091, 3302, 3653, 4136, 4888, 5588, 5969, 6182, 6604, 6721, 7306, 11176, 11938, 12364, 13207, 13208, 13442, 14612, 18161, 23876, 24728, 26414, 26884, 29224, 35687, 36322, 40183, 47752, 52828, 53768, 65659, 71374, 72644, 77597, 80366, 105656, 131318, 142748, 145277, 145288, 155194, 160732, 171691, 262636, 285496, 290554, 310388, 321464, 343382, 392557, 463931, 525272, 581108, 620776, 686764, 785114, 853567, 927862, 1162216, 1373528, 1570228, 1677289, 1707134, 1855724, 1888601, 3140456, 3354578, 3414268, 3711448, 3777202, 5103241, 6709156, 6828536, 7554404, 10206482, 13418312, 15108808, 18450179, 20412964, 21804757, 36900358, 40825928, 43609514, 73800716, 87219028, 147601432, 174438056, 239852327, 479704654, 959409308, 1918818616]

約数ペア:

[(1, 1918818616), (2, 959409308), (4, 479704654), (8, 239852327), (11, 174438056), (13, 147601432), (22, 87219028), (26, 73800716), (44, 43609514), (47, 40825928), (52, 36900358), (88, 21804757), (94, 20412964), (104, 18450179), (127, 15108808), (143, 13418312), (188, 10206482), (254, 7554404), (281, 6828536), (286, 6709156), (376, 5103241), (508, 3777202), (517, 3711448), (562, 3414268), (572, 3354578), (611, 3140456), (1016, 1888601), (1034, 1855724), (1124, 1707134), (1144, 1677289), (1222, 1570228), (1397, 1373528), (1651, 1162216), (2068, 927862), (2248, 853567), (2444, 785114), (2794, 686764), (3091, 620776), (3302, 581108), (3653, 525272), (4136, 463931), (4888, 392557), (5588, 343382), (5969, 321464), (6182, 310388), (6604, 290554), (6721, 285496), (7306, 262636), (11176, 171691), (11938, 160732), (12364, 155194), (13207, 145288), (13208, 145277), (13442, 142748), (14612, 131318), (18161, 105656), (23876, 80366), (24728, 77597), (26414, 72644), (26884, 71374), (29224, 65659), (35687, 53768), (36322, 52828), (40183, 47752)]