17958260

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1423}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 37798656

約数和(自身を除く): 19840396

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 1423, 2524, 2846, 3155, 5692, 6310, 7115, 12620, 14230, 28460, 897913, 1795826, 3591652, 4489565, 8979130, 17958260]

約数ペア:

[(1, 17958260), (2, 8979130), (4, 4489565), (5, 3591652), (10, 1795826), (20, 897913), (631, 28460), (1262, 14230), (1423, 12620), (2524, 7115), (2846, 6310), (3155, 5692)]