19962576

素因数分解:

$2^4\times 3^2\times {\mathrm{138629}}^1$

素因数の和:138643

約数の個数: 30

約数和(自身を含む): 55867890

約数和(自身を除く): 35905314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 138629, 277258, 415887, 554516, 831774, 1109032, 1247661, 1663548, 2218064, 2495322, 3327096, 4990644, 6654192, 9981288, 19962576]

約数ペア:

[(1, 19962576), (2, 9981288), (3, 6654192), (4, 4990644), (6, 3327096), (8, 2495322), (9, 2218064), (12, 1663548), (16, 1247661), (18, 1109032), (24, 831774), (36, 554516), (48, 415887), (72, 277258), (144, 138629)]