20173851490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2125801}}^1$

素因数の和:2125894

約数の個数: 32

約数和(自身を含む): 39641955696

約数和(自身を除く): 19468104206

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 2125801, 4251602, 10629005, 21258010, 27635413, 55270826, 138177065, 155183473, 276354130, 310366946, 775917365, 1551834730, 2017385149, 4034770298, 10086925745, 20173851490]

約数ペア:

[(1, 20173851490), (2, 10086925745), (5, 4034770298), (10, 2017385149), (13, 1551834730), (26, 775917365), (65, 310366946), (73, 276354130), (130, 155183473), (146, 138177065), (365, 55270826), (730, 27635413), (949, 21258010), (1898, 10629005), (4745, 4251602), (9490, 2125801)]