20885908076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1\times {\mathrm{26317}}^1$

素因数の和:27410

約数の個数: 48

約数和(自身を含む): 42259970592

約数和(自身を除く): 21374062516

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 1061, 2122, 4244, 11671, 18037, 23342, 26317, 36074, 46684, 52634, 72148, 105268, 198407, 289487, 396814, 447389, 578974, 793628, 894778, 1157948, 1789556, 4921279, 9842558, 19685116, 27922337, 55844674, 111689348, 307145707, 474679729, 614291414, 949359458, 1228582828, 1898718916, 5221477019, 10442954038, 20885908076]

約数ペア:

[(1, 20885908076), (2, 10442954038), (4, 5221477019), (11, 1898718916), (17, 1228582828), (22, 949359458), (34, 614291414), (44, 474679729), (68, 307145707), (187, 111689348), (374, 55844674), (748, 27922337), (1061, 19685116), (2122, 9842558), (4244, 4921279), (11671, 1789556), (18037, 1157948), (23342, 894778), (26317, 793628), (36074, 578974), (46684, 447389), (52634, 396814), (72148, 289487), (105268, 198407)]