16846540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 38142720

約数和(自身を除く): 21296180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1031, 1634, 2062, 3268, 4085, 4124, 5155, 8170, 10310, 16340, 19589, 20620, 39178, 44333, 78356, 88666, 97945, 177332, 195890, 221665, 391780, 443330, 842327, 886660, 1684654, 3369308, 4211635, 8423270, 16846540]

約数ペア:

[(1, 16846540), (2, 8423270), (4, 4211635), (5, 3369308), (10, 1684654), (19, 886660), (20, 842327), (38, 443330), (43, 391780), (76, 221665), (86, 195890), (95, 177332), (172, 97945), (190, 88666), (215, 78356), (380, 44333), (430, 39178), (817, 20620), (860, 19589), (1031, 16340), (1634, 10310), (2062, 8170), (3268, 5155), (4085, 4124)]