20149619408

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{2251}}^1\times {\mathrm{4951}}^1$

素因数の和:7323

約数の個数: 40

約数和(自身を含む): 39410828736

約数和(自身を除く): 19261209328

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 2251, 4502, 4951, 9004, 9902, 18008, 19804, 36016, 39608, 79216, 254363, 508726, 559463, 1017452, 1118926, 2034904, 2237852, 4069808, 4475704, 8951408, 11144701, 22289402, 44578804, 89157608, 178315216, 1259351213, 2518702426, 5037404852, 10074809704, 20149619408]

約数ペア:

[(1, 20149619408), (2, 10074809704), (4, 5037404852), (8, 2518702426), (16, 1259351213), (113, 178315216), (226, 89157608), (452, 44578804), (904, 22289402), (1808, 11144701), (2251, 8951408), (4502, 4475704), (4951, 4069808), (9004, 2237852), (9902, 2034904), (18008, 1118926), (19804, 1017452), (36016, 559463), (39608, 508726), (79216, 254363)]