19265012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 42900480

約数和(自身を除く): 23635468

約数列:

[1, 2, 4, 13, 17, 19, 26, 31, 34, 37, 38, 52, 62, 68, 74, 76, 124, 148, 221, 247, 323, 403, 442, 481, 494, 527, 589, 629, 646, 703, 806, 884, 962, 988, 1054, 1147, 1178, 1258, 1292, 1406, 1612, 1924, 2108, 2294, 2356, 2516, 2812, 4199, 4588, 6851, 7657, 8177, 8398, 9139, 10013, 11951, 13702, 14911, 15314, 16354, 16796, 18278, 19499, 20026, 21793, 23902, 27404, 29822, 30628, 32708, 36556, 38998, 40052, 43586, 47804, 59644, 77996, 87172, 130169, 155363, 253487, 260338, 283309, 310726, 370481, 506974, 520676, 566618, 621452, 740962, 1013948, 1133236, 1481924, 4816253, 9632506, 19265012]

約数ペア:

[(1, 19265012), (2, 9632506), (4, 4816253), (13, 1481924), (17, 1133236), (19, 1013948), (26, 740962), (31, 621452), (34, 566618), (37, 520676), (38, 506974), (52, 370481), (62, 310726), (68, 283309), (74, 260338), (76, 253487), (124, 155363), (148, 130169), (221, 87172), (247, 77996), (323, 59644), (403, 47804), (442, 43586), (481, 40052), (494, 38998), (527, 36556), (589, 32708), (629, 30628), (646, 29822), (703, 27404), (806, 23902), (884, 21793), (962, 20026), (988, 19499), (1054, 18278), (1147, 16796), (1178, 16354), (1258, 15314), (1292, 14911), (1406, 13702), (1612, 11951), (1924, 10013), (2108, 9139), (2294, 8398), (2356, 8177), (2516, 7657), (2812, 6851), (4199, 4588)]