20120478

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68437}}^1$

素因数の和:68456

約数の個数: 24

約数和(自身を含む): 46811592

約数和(自身を除く): 26691114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68437, 136874, 205311, 410622, 479059, 958118, 1437177, 2874354, 3353413, 6706826, 10060239, 20120478]

約数ペア:

[(1, 20120478), (2, 10060239), (3, 6706826), (6, 3353413), (7, 2874354), (14, 1437177), (21, 958118), (42, 479059), (49, 410622), (98, 205311), (147, 136874), (294, 68437)]