19273878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2709

約数の個数: 48

約数和(自身を含む): 46440576

約数和(自身を除く): 27166698

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2657, 3627, 5314, 7254, 7971, 15942, 23913, 34541, 47826, 69082, 82367, 103623, 164734, 207246, 247101, 310869, 494202, 621738, 741303, 1070771, 1482606, 2141542, 3212313, 6424626, 9636939, 19273878]

約数ペア:

[(1, 19273878), (2, 9636939), (3, 6424626), (6, 3212313), (9, 2141542), (13, 1482606), (18, 1070771), (26, 741303), (31, 621738), (39, 494202), (62, 310869), (78, 247101), (93, 207246), (117, 164734), (186, 103623), (234, 82367), (279, 69082), (403, 47826), (558, 34541), (806, 23913), (1209, 15942), (2418, 7971), (2657, 7254), (3627, 5314)]