205156912

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{71633}}^1$

素因数の和:71820

約数の個数: 20

約数和(自身を含む): 399717720

約数和(自身を除く): 194560808

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 71633, 143266, 286532, 573064, 1146128, 12822307, 25644614, 51289228, 102578456, 205156912]

約数ペア:

[(1, 205156912), (2, 102578456), (4, 51289228), (8, 25644614), (16, 12822307), (179, 1146128), (358, 573064), (716, 286532), (1432, 143266), (2864, 71633)]