1999989924

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1\times {\mathrm{2357}}^1$

素因数の和:4676

約数の個数: 48

約数和(自身を含む): 4821336576

約数和(自身を除く): 2821346652

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 2281, 2357, 4562, 4714, 6843, 7071, 9124, 9428, 13686, 14142, 27372, 28284, 70711, 73067, 141422, 146134, 212133, 219201, 282844, 292268, 424266, 438402, 848532, 876804, 5376317, 10752634, 16128951, 21505268, 32257902, 64515804, 166665827, 333331654, 499997481, 666663308, 999994962, 1999989924]

約数ペア:

[(1, 1999989924), (2, 999994962), (3, 666663308), (4, 499997481), (6, 333331654), (12, 166665827), (31, 64515804), (62, 32257902), (93, 21505268), (124, 16128951), (186, 10752634), (372, 5376317), (2281, 876804), (2357, 848532), (4562, 438402), (4714, 424266), (6843, 292268), (7071, 282844), (9124, 219201), (9428, 212133), (13686, 146134), (14142, 141422), (27372, 73067), (28284, 70711)]