18115902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2357}}^1$

素因数の和:2433

約数の個数: 48

約数和(自身を含む): 45613152

約数和(自身を除く): 27497250

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2357, 2562, 3843, 4714, 7071, 7686, 14142, 16499, 21213, 32998, 42426, 49497, 98994, 143777, 148491, 287554, 296982, 431331, 862662, 1006439, 1293993, 2012878, 2587986, 3019317, 6038634, 9057951, 18115902]

約数ペア:

[(1, 18115902), (2, 9057951), (3, 6038634), (6, 3019317), (7, 2587986), (9, 2012878), (14, 1293993), (18, 1006439), (21, 862662), (42, 431331), (61, 296982), (63, 287554), (122, 148491), (126, 143777), (183, 98994), (366, 49497), (427, 42426), (549, 32998), (854, 21213), (1098, 16499), (1281, 14142), (2357, 7686), (2562, 7071), (3843, 4714)]