18031572

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1427}}^1$

素因数の和:1459

約数の個数: 72

約数和(自身を含む): 50939616

約数和(自身を除く): 32908044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1427, 2106, 2854, 3159, 4212, 4281, 5708, 6318, 8562, 12636, 12843, 17124, 18551, 25686, 37102, 38529, 51372, 55653, 74204, 77058, 111306, 115587, 154116, 166959, 222612, 231174, 333918, 346761, 462348, 500877, 667836, 693522, 1001754, 1387044, 1502631, 2003508, 3005262, 4507893, 6010524, 9015786, 18031572]

約数ペア:

[(1, 18031572), (2, 9015786), (3, 6010524), (4, 4507893), (6, 3005262), (9, 2003508), (12, 1502631), (13, 1387044), (18, 1001754), (26, 693522), (27, 667836), (36, 500877), (39, 462348), (52, 346761), (54, 333918), (78, 231174), (81, 222612), (108, 166959), (117, 154116), (156, 115587), (162, 111306), (234, 77058), (243, 74204), (324, 55653), (351, 51372), (468, 38529), (486, 37102), (702, 25686), (972, 18551), (1053, 17124), (1404, 12843), (1427, 12636), (2106, 8562), (2854, 6318), (3159, 5708), (4212, 4281)]