1902813808

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{999377}}^1$

素因数の和:999409

約数の個数: 40

約数和(自身を含む): 4461223392

約数和(自身を除く): 2558409584

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 999377, 1998754, 3997508, 6995639, 7995016, 13991278, 15990032, 16989409, 27982556, 33978818, 55965112, 67957636, 111930224, 118925863, 135915272, 237851726, 271830544, 475703452, 951406904, 1902813808]

約数ペア:

[(1, 1902813808), (2, 951406904), (4, 475703452), (7, 271830544), (8, 237851726), (14, 135915272), (16, 118925863), (17, 111930224), (28, 67957636), (34, 55965112), (56, 33978818), (68, 27982556), (112, 16989409), (119, 15990032), (136, 13991278), (238, 7995016), (272, 6995639), (476, 3997508), (952, 1998754), (1904, 999377)]