18808452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40189}}^1$

素因数の和:40212

約数の個数: 36

約数和(自身を含む): 51202060

約数和(自身を除く): 32393608

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40189, 80378, 120567, 160756, 241134, 361701, 482268, 522457, 723402, 1044914, 1446804, 1567371, 2089828, 3134742, 4702113, 6269484, 9404226, 18808452]

約数ペア:

[(1, 18808452), (2, 9404226), (3, 6269484), (4, 4702113), (6, 3134742), (9, 2089828), (12, 1567371), (13, 1446804), (18, 1044914), (26, 723402), (36, 522457), (39, 482268), (52, 361701), (78, 241134), (117, 160756), (156, 120567), (234, 80378), (468, 40189)]