20121852972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{553589}}^1$

素因数の和:553842

約数の個数: 48

約数和(自身を含む): 50779703520

約数和(自身を除く): 30657850548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 233, 466, 699, 932, 1398, 2796, 3029, 6058, 9087, 12116, 18174, 36348, 553589, 1107178, 1660767, 2214356, 3321534, 6643068, 7196657, 14393314, 21589971, 28786628, 43179942, 86359884, 128986237, 257972474, 386958711, 515944948, 773917422, 1547834844, 1676821081, 3353642162, 5030463243, 6707284324, 10060926486, 20121852972]

約数ペア:

[(1, 20121852972), (2, 10060926486), (3, 6707284324), (4, 5030463243), (6, 3353642162), (12, 1676821081), (13, 1547834844), (26, 773917422), (39, 515944948), (52, 386958711), (78, 257972474), (156, 128986237), (233, 86359884), (466, 43179942), (699, 28786628), (932, 21589971), (1398, 14393314), (2796, 7196657), (3029, 6643068), (6058, 3321534), (9087, 2214356), (12116, 1660767), (18174, 1107178), (36348, 553589)]