17620792

素因数分解:

$2^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 38988000

約数和(自身を除く): 21367208

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 79, 98, 158, 196, 316, 392, 553, 569, 632, 1106, 1138, 2212, 2276, 3871, 3983, 4424, 4552, 7742, 7966, 15484, 15932, 27881, 30968, 31864, 44951, 55762, 89902, 111524, 179804, 223048, 314657, 359608, 629314, 1258628, 2202599, 2517256, 4405198, 8810396, 17620792]

約数ペア:

[(1, 17620792), (2, 8810396), (4, 4405198), (7, 2517256), (8, 2202599), (14, 1258628), (28, 629314), (49, 359608), (56, 314657), (79, 223048), (98, 179804), (158, 111524), (196, 89902), (316, 55762), (392, 44951), (553, 31864), (569, 30968), (632, 27881), (1106, 15932), (1138, 15484), (2212, 7966), (2276, 7742), (3871, 4552), (3983, 4424)]