20138163848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5581531}}^1$

素因数の和:5581589

約数の個数: 32

約数和(自身を含む): 42196381920

約数和(自身を除く): 22058218072

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5581531, 11163062, 22326124, 44652248, 61396841, 122793682, 228842771, 245587364, 457685542, 491174728, 915371084, 1830742168, 2517270481, 5034540962, 10069081924, 20138163848]

約数ペア:

[(1, 20138163848), (2, 10069081924), (4, 5034540962), (8, 2517270481), (11, 1830742168), (22, 915371084), (41, 491174728), (44, 457685542), (82, 245587364), (88, 228842771), (164, 122793682), (328, 61396841), (451, 44652248), (902, 22326124), (1804, 11163062), (3608, 5581531)]