19734354

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2072

約数の個数: 40

約数和(自身を含む): 44966988

約数和(自身を除く): 25232634

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1647, 1997, 3294, 3994, 4941, 5991, 9882, 11982, 17973, 35946, 53919, 107838, 121817, 161757, 243634, 323514, 365451, 730902, 1096353, 2192706, 3289059, 6578118, 9867177, 19734354]

約数ペア:

[(1, 19734354), (2, 9867177), (3, 6578118), (6, 3289059), (9, 2192706), (18, 1096353), (27, 730902), (54, 365451), (61, 323514), (81, 243634), (122, 161757), (162, 121817), (183, 107838), (366, 53919), (549, 35946), (1098, 17973), (1647, 11982), (1997, 9882), (3294, 5991), (3994, 4941)]