20216805302

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1\times {\mathrm{661}}^1$

素因数の和:1536

約数の個数: 32

約数和(自身を含む): 30816841440

約数和(自身を除く): 10600036138

約数列:

[1, 2, 109, 218, 307, 457, 614, 661, 914, 1322, 33463, 49813, 66926, 72049, 99626, 140299, 144098, 202927, 280598, 302077, 405854, 604154, 15292591, 22119043, 30585182, 32926393, 44238086, 65852786, 92737639, 185475278, 10108402651, 20216805302]

約数ペア:

[(1, 20216805302), (2, 10108402651), (109, 185475278), (218, 92737639), (307, 65852786), (457, 44238086), (614, 32926393), (661, 30585182), (914, 22119043), (1322, 15292591), (33463, 604154), (49813, 405854), (66926, 302077), (72049, 280598), (99626, 202927), (140299, 144098)]