19826821408

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{103801}}^1$

素因数の和:103985

約数の個数: 48

約数和(自身を含む): 40178847744

約数和(自身を除く): 20352026336

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 127, 188, 254, 376, 508, 752, 1016, 1504, 2032, 4064, 5969, 11938, 23876, 47752, 95504, 103801, 191008, 207602, 415204, 830408, 1660816, 3321632, 4878647, 9757294, 13182727, 19514588, 26365454, 39029176, 52730908, 78058352, 105461816, 156116704, 210923632, 421847264, 619588169, 1239176338, 2478352676, 4956705352, 9913410704, 19826821408]

約数ペア:

[(1, 19826821408), (2, 9913410704), (4, 4956705352), (8, 2478352676), (16, 1239176338), (32, 619588169), (47, 421847264), (94, 210923632), (127, 156116704), (188, 105461816), (254, 78058352), (376, 52730908), (508, 39029176), (752, 26365454), (1016, 19514588), (1504, 13182727), (2032, 9757294), (4064, 4878647), (5969, 3321632), (11938, 1660816), (23876, 830408), (47752, 415204), (95504, 207602), (103801, 191008)]