18299268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 50710296

約数和(自身を除く): 32411028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 641, 732, 793, 1098, 1282, 1586, 1923, 2196, 2379, 2564, 3172, 3846, 4758, 5769, 7137, 7692, 8333, 9516, 11538, 14274, 16666, 23076, 24999, 28548, 33332, 39101, 49998, 74997, 78202, 99996, 117303, 149994, 156404, 234606, 299988, 351909, 469212, 508313, 703818, 1016626, 1407636, 1524939, 2033252, 3049878, 4574817, 6099756, 9149634, 18299268]

約数ペア:

[(1, 18299268), (2, 9149634), (3, 6099756), (4, 4574817), (6, 3049878), (9, 2033252), (12, 1524939), (13, 1407636), (18, 1016626), (26, 703818), (36, 508313), (39, 469212), (52, 351909), (61, 299988), (78, 234606), (117, 156404), (122, 149994), (156, 117303), (183, 99996), (234, 78202), (244, 74997), (366, 49998), (468, 39101), (549, 33332), (641, 28548), (732, 24999), (793, 23076), (1098, 16666), (1282, 14274), (1586, 11538), (1923, 9516), (2196, 8333), (2379, 7692), (2564, 7137), (3172, 5769), (3846, 4758)]