989347684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{260629}}^1$

素因数の和:260719

約数の個数: 24

約数和(自身を含む): 1890088760

約数和(自身を除く): 900741076

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 260629, 521258, 1042516, 3388177, 6776354, 13552708, 19025917, 38051834, 76103668, 247336921, 494673842, 989347684]

約数ペア:

[(1, 989347684), (2, 494673842), (4, 247336921), (13, 76103668), (26, 38051834), (52, 19025917), (73, 13552708), (146, 6776354), (292, 3388177), (949, 1042516), (1898, 521258), (3796, 260629)]