30975568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{148921}}^1$

素因数の和:148942

約数の個数: 20

約数和(自身を含む): 64632148

約数和(自身を除く): 33656580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 148921, 297842, 595684, 1191368, 1935973, 2382736, 3871946, 7743892, 15487784, 30975568]

約数ペア:

[(1, 30975568), (2, 15487784), (4, 7743892), (8, 3871946), (13, 2382736), (16, 1935973), (26, 1191368), (52, 595684), (104, 297842), (208, 148921)]