18847710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29917}}^1$

素因数の和:29937

約数の個数: 48

約数和(自身を含む): 56006496

約数和(自身を除く): 37158786

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 29917, 59834, 89751, 149585, 179502, 209419, 269253, 299170, 418838, 448755, 538506, 628257, 897510, 1047095, 1256514, 1346265, 1884771, 2094190, 2692530, 3141285, 3769542, 6282570, 9423855, 18847710]

約数ペア:

[(1, 18847710), (2, 9423855), (3, 6282570), (5, 3769542), (6, 3141285), (7, 2692530), (9, 2094190), (10, 1884771), (14, 1346265), (15, 1256514), (18, 1047095), (21, 897510), (30, 628257), (35, 538506), (42, 448755), (45, 418838), (63, 299170), (70, 269253), (90, 209419), (105, 179502), (126, 149585), (210, 89751), (315, 59834), (630, 29917)]