20779217714

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{3697}}^1$

素因数の和:4190

約数の個数: 32

約数和(自身を含む): 31948323696

約数和(自身を除く): 11169105982

約数列:

[1, 2, 73, 137, 146, 274, 281, 562, 3697, 7394, 10001, 20002, 20513, 38497, 41026, 76994, 269881, 506489, 539762, 1012978, 1038857, 2077714, 2810281, 5620562, 36973697, 73947394, 75836561, 142323409, 151673122, 284646818, 10389608857, 20779217714]

約数ペア:

[(1, 20779217714), (2, 10389608857), (73, 284646818), (137, 151673122), (146, 142323409), (274, 75836561), (281, 73947394), (562, 36973697), (3697, 5620562), (7394, 2810281), (10001, 2077714), (20002, 1038857), (20513, 1012978), (38497, 539762), (41026, 506489), (76994, 269881)]