19157268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3319}}^1$

素因数の和:3376

約数の個数: 48

約数和(自身を含む): 49454720

約数和(自身を除く): 30297452

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3319, 5772, 6638, 9957, 13276, 19914, 39828, 43147, 86294, 122803, 129441, 172588, 245606, 258882, 368409, 491212, 517764, 736818, 1473636, 1596439, 3192878, 4789317, 6385756, 9578634, 19157268]

約数ペア:

[(1, 19157268), (2, 9578634), (3, 6385756), (4, 4789317), (6, 3192878), (12, 1596439), (13, 1473636), (26, 736818), (37, 517764), (39, 491212), (52, 368409), (74, 258882), (78, 245606), (111, 172588), (148, 129441), (156, 122803), (222, 86294), (444, 43147), (481, 39828), (962, 19914), (1443, 13276), (1924, 9957), (2886, 6638), (3319, 5772)]