20376809330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{133873}}^1$

素因数の和:134402

約数の個数: 32

約数和(自身を含む): 37938820608

約数和(自身を除く): 17562011278

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 491, 982, 2455, 4910, 15221, 30442, 76105, 133873, 152210, 267746, 669365, 1338730, 4150063, 8300126, 20750315, 41500630, 65731643, 131463286, 328658215, 657316430, 2037680933, 4075361866, 10188404665, 20376809330]

約数ペア:

[(1, 20376809330), (2, 10188404665), (5, 4075361866), (10, 2037680933), (31, 657316430), (62, 328658215), (155, 131463286), (310, 65731643), (491, 41500630), (982, 20750315), (2455, 8300126), (4910, 4150063), (15221, 1338730), (30442, 669365), (76105, 267746), (133873, 152210)]