31811384

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 66792600

約数和(自身を除く): 34981216

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 121, 236, 242, 472, 484, 557, 649, 968, 1114, 1298, 2228, 2596, 4456, 5192, 6127, 7139, 12254, 14278, 24508, 28556, 32863, 49016, 57112, 65726, 67397, 131452, 134794, 262904, 269588, 361493, 539176, 722986, 1445972, 2891944, 3976423, 7952846, 15905692, 31811384]

約数ペア:

[(1, 31811384), (2, 15905692), (4, 7952846), (8, 3976423), (11, 2891944), (22, 1445972), (44, 722986), (59, 539176), (88, 361493), (118, 269588), (121, 262904), (236, 134794), (242, 131452), (472, 67397), (484, 65726), (557, 57112), (649, 49016), (968, 32863), (1114, 28556), (1298, 24508), (2228, 14278), (2596, 12254), (4456, 7139), (5192, 6127)]