20512254352

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{244147}}^1$

素因数の和:244303

約数の個数: 40

約数和(自身を含む): 40870375200

約数和(自身を除く): 20358120848

約数列:

[1, 2, 4, 8, 16, 59, 89, 118, 178, 236, 356, 472, 712, 944, 1424, 5251, 10502, 21004, 42008, 84016, 244147, 488294, 976588, 1953176, 3906352, 14404673, 21729083, 28809346, 43458166, 57618692, 86916332, 115237384, 173832664, 230474768, 347665328, 1282015897, 2564031794, 5128063588, 10256127176, 20512254352]

約数ペア:

[(1, 20512254352), (2, 10256127176), (4, 5128063588), (8, 2564031794), (16, 1282015897), (59, 347665328), (89, 230474768), (118, 173832664), (178, 115237384), (236, 86916332), (356, 57618692), (472, 43458166), (712, 28809346), (944, 21729083), (1424, 14404673), (5251, 3906352), (10502, 1953176), (21004, 976588), (42008, 488294), (84016, 244147)]