19338124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 41187440

約数和(自身を除く): 21849316

約数列:

[1, 2, 4, 13, 19, 23, 26, 37, 38, 46, 52, 74, 76, 92, 148, 247, 299, 437, 481, 494, 529, 598, 703, 851, 874, 962, 988, 1058, 1196, 1406, 1702, 1748, 1924, 2116, 2812, 3404, 5681, 6877, 9139, 10051, 11063, 11362, 13754, 16169, 18278, 19573, 20102, 22126, 22724, 27508, 32338, 36556, 39146, 40204, 44252, 64676, 78292, 130663, 210197, 254449, 261326, 371887, 420394, 508898, 522652, 743774, 840788, 1017796, 1487548, 4834531, 9669062, 19338124]

約数ペア:

[(1, 19338124), (2, 9669062), (4, 4834531), (13, 1487548), (19, 1017796), (23, 840788), (26, 743774), (37, 522652), (38, 508898), (46, 420394), (52, 371887), (74, 261326), (76, 254449), (92, 210197), (148, 130663), (247, 78292), (299, 64676), (437, 44252), (481, 40204), (494, 39146), (529, 36556), (598, 32338), (703, 27508), (851, 22724), (874, 22126), (962, 20102), (988, 19573), (1058, 18278), (1196, 16169), (1406, 13754), (1702, 11362), (1748, 11063), (1924, 10051), (2116, 9139), (2812, 6877), (3404, 5681)]