18210390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 48142080

約数和(自身を除く): 29931690

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 139, 165, 278, 330, 397, 417, 695, 794, 834, 1191, 1390, 1529, 1985, 2085, 2382, 3058, 3970, 4170, 4367, 4587, 5955, 7645, 8734, 9174, 11910, 13101, 15290, 21835, 22935, 26202, 43670, 45870, 55183, 65505, 110366, 131010, 165549, 275915, 331098, 551830, 607013, 827745, 1214026, 1655490, 1821039, 3035065, 3642078, 6070130, 9105195, 18210390]

約数ペア:

[(1, 18210390), (2, 9105195), (3, 6070130), (5, 3642078), (6, 3035065), (10, 1821039), (11, 1655490), (15, 1214026), (22, 827745), (30, 607013), (33, 551830), (55, 331098), (66, 275915), (110, 165549), (139, 131010), (165, 110366), (278, 65505), (330, 55183), (397, 45870), (417, 43670), (695, 26202), (794, 22935), (834, 21835), (1191, 15290), (1390, 13101), (1529, 11910), (1985, 9174), (2085, 8734), (2382, 7645), (3058, 5955), (3970, 4587), (4170, 4367)]