25119388

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21881}}^1$

素因数の和:21933

約数の個数: 24

約数和(自身を含む): 51466464

約数和(自身を除く): 26347076

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 21881, 43762, 87524, 153167, 306334, 612668, 897121, 1794242, 3588484, 6279847, 12559694, 25119388]

約数ペア:

[(1, 25119388), (2, 12559694), (4, 6279847), (7, 3588484), (14, 1794242), (28, 897121), (41, 612668), (82, 306334), (164, 153167), (287, 87524), (574, 43762), (1148, 21881)]