18887076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40357}}^1$

素因数の和:40380

約数の個数: 36

約数和(自身を含む): 51416092

約数和(自身を除く): 32529016

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40357, 80714, 121071, 161428, 242142, 363213, 484284, 524641, 726426, 1049282, 1452852, 1573923, 2098564, 3147846, 4721769, 6295692, 9443538, 18887076]

約数ペア:

[(1, 18887076), (2, 9443538), (3, 6295692), (4, 4721769), (6, 3147846), (9, 2098564), (12, 1573923), (13, 1452852), (18, 1049282), (26, 726426), (36, 524641), (39, 484284), (52, 363213), (78, 242142), (117, 161428), (156, 121071), (234, 80714), (468, 40357)]