20740803065

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{31151}}^1$

素因数の和:31313

約数の個数: 32

約数和(自身を含む): 26421880320

約数和(自身を除く): 5681077255

約数列:

[1, 5, 37, 59, 61, 185, 295, 305, 2183, 2257, 3599, 10915, 11285, 17995, 31151, 133163, 155755, 665815, 1152587, 1837909, 1900211, 5762935, 9189545, 9501055, 68002633, 70307807, 112112449, 340013165, 351539035, 560562245, 4148160613, 20740803065]

約数ペア:

[(1, 20740803065), (5, 4148160613), (37, 560562245), (59, 351539035), (61, 340013165), (185, 112112449), (295, 70307807), (305, 68002633), (2183, 9501055), (2257, 9189545), (3599, 5762935), (10915, 1900211), (11285, 1837909), (17995, 1152587), (31151, 665815), (133163, 155755)]