18823572

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 49900032

約数和(自身を除く): 31076460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 101, 124, 167, 186, 202, 279, 303, 334, 372, 404, 501, 558, 606, 668, 909, 1002, 1116, 1212, 1503, 1818, 2004, 3006, 3131, 3636, 5177, 6012, 6262, 9393, 10354, 12524, 15531, 16867, 18786, 20708, 28179, 31062, 33734, 37572, 46593, 50601, 56358, 62124, 67468, 93186, 101202, 112716, 151803, 186372, 202404, 303606, 522877, 607212, 1045754, 1568631, 2091508, 3137262, 4705893, 6274524, 9411786, 18823572]

約数ペア:

[(1, 18823572), (2, 9411786), (3, 6274524), (4, 4705893), (6, 3137262), (9, 2091508), (12, 1568631), (18, 1045754), (31, 607212), (36, 522877), (62, 303606), (93, 202404), (101, 186372), (124, 151803), (167, 112716), (186, 101202), (202, 93186), (279, 67468), (303, 62124), (334, 56358), (372, 50601), (404, 46593), (501, 37572), (558, 33734), (606, 31062), (668, 28179), (909, 20708), (1002, 18786), (1116, 16867), (1212, 15531), (1503, 12524), (1818, 10354), (2004, 9393), (3006, 6262), (3131, 6012), (3636, 5177)]