245421808

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{148921}}^1$

素因数の和:149032

約数の個数: 20

約数和(自身を含む): 480124528

約数和(自身を除く): 234702720

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 148921, 297842, 595684, 1191368, 2382736, 15338863, 30677726, 61355452, 122710904, 245421808]

約数ペア:

[(1, 245421808), (2, 122710904), (4, 61355452), (8, 30677726), (16, 15338863), (103, 2382736), (206, 1191368), (412, 595684), (824, 297842), (1648, 148921)]