19715388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1167

約数の個数: 96

約数和(自身を含む): 60426240

約数和(自身を除く): 40710852

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 57, 66, 76, 77, 84, 114, 132, 133, 154, 209, 228, 231, 266, 308, 399, 418, 462, 532, 627, 798, 836, 924, 1123, 1254, 1463, 1596, 2246, 2508, 2926, 3369, 4389, 4492, 5852, 6738, 7861, 8778, 12353, 13476, 15722, 17556, 21337, 23583, 24706, 31444, 37059, 42674, 47166, 49412, 64011, 74118, 85348, 86471, 94332, 128022, 148236, 149359, 172942, 234707, 256044, 259413, 298718, 345884, 448077, 469414, 518826, 597436, 704121, 896154, 938828, 1037652, 1408242, 1642949, 1792308, 2816484, 3285898, 4928847, 6571796, 9857694, 19715388]

約数ペア:

[(1, 19715388), (2, 9857694), (3, 6571796), (4, 4928847), (6, 3285898), (7, 2816484), (11, 1792308), (12, 1642949), (14, 1408242), (19, 1037652), (21, 938828), (22, 896154), (28, 704121), (33, 597436), (38, 518826), (42, 469414), (44, 448077), (57, 345884), (66, 298718), (76, 259413), (77, 256044), (84, 234707), (114, 172942), (132, 149359), (133, 148236), (154, 128022), (209, 94332), (228, 86471), (231, 85348), (266, 74118), (308, 64011), (399, 49412), (418, 47166), (462, 42674), (532, 37059), (627, 31444), (798, 24706), (836, 23583), (924, 21337), (1123, 17556), (1254, 15722), (1463, 13476), (1596, 12353), (2246, 8778), (2508, 7861), (2926, 6738), (3369, 5852), (4389, 4492)]