20945312643

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{1499}}^1\times {\mathrm{63803}}^1$

素因数の和:65378

約数の個数: 16

約数和(自身を含む): 28328976000

約数和(自身を除く): 7383663357

約数列:

[1, 3, 73, 219, 1499, 4497, 63803, 109427, 191409, 328281, 4657619, 13972857, 95640697, 286922091, 6981770881, 20945312643]

約数ペア:

[(1, 20945312643), (3, 6981770881), (73, 286922091), (219, 95640697), (1499, 13972857), (4497, 4657619), (63803, 328281), (109427, 191409)]