18634812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1361}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 50034432

約数和(自身を除く): 31399620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 326, 489, 652, 978, 1141, 1361, 1956, 2282, 2722, 3423, 4083, 4564, 5444, 6846, 8166, 9527, 13692, 16332, 19054, 28581, 38108, 57162, 114324, 221843, 443686, 665529, 887372, 1331058, 1552901, 2662116, 3105802, 4658703, 6211604, 9317406, 18634812]

約数ペア:

[(1, 18634812), (2, 9317406), (3, 6211604), (4, 4658703), (6, 3105802), (7, 2662116), (12, 1552901), (14, 1331058), (21, 887372), (28, 665529), (42, 443686), (84, 221843), (163, 114324), (326, 57162), (489, 38108), (652, 28581), (978, 19054), (1141, 16332), (1361, 13692), (1956, 9527), (2282, 8166), (2722, 6846), (3423, 5444), (4083, 4564)]