20038993917

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{3923}}^1$

素因数の和:4361

約数の個数: 32

約数和(自身を含む): 27528523776

約数和(自身を除く): 7489529859

約数列:

[1, 3, 61, 103, 183, 271, 309, 813, 3923, 6283, 11769, 16531, 18849, 27913, 49593, 83739, 239303, 404069, 717909, 1063133, 1212207, 1702693, 3189399, 5108079, 24648209, 64851113, 73944627, 109502699, 194553339, 328508097, 6679664639, 20038993917]

約数ペア:

[(1, 20038993917), (3, 6679664639), (61, 328508097), (103, 194553339), (183, 109502699), (271, 73944627), (309, 64851113), (813, 24648209), (3923, 5108079), (6283, 3189399), (11769, 1702693), (16531, 1212207), (18849, 1063133), (27913, 717909), (49593, 404069), (83739, 239303)]