20085592

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 38836800

約数和(自身を除く): 18751208

約数列:

[1, 2, 4, 8, 61, 79, 122, 158, 244, 316, 488, 521, 632, 1042, 2084, 4168, 4819, 9638, 19276, 31781, 38552, 41159, 63562, 82318, 127124, 164636, 254248, 329272, 2510699, 5021398, 10042796, 20085592]

約数ペア:

[(1, 20085592), (2, 10042796), (4, 5021398), (8, 2510699), (61, 329272), (79, 254248), (122, 164636), (158, 127124), (244, 82318), (316, 63562), (488, 41159), (521, 38552), (632, 31781), (1042, 19276), (2084, 9638), (4168, 4819)]