15120176

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{21977}}^1$

素因数の和:22028

約数の個数: 20

約数和(自身を含む): 29977992

約数和(自身を除く): 14857816

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 21977, 43954, 87908, 175816, 351632, 945011, 1890022, 3780044, 7560088, 15120176]

約数ペア:

[(1, 15120176), (2, 7560088), (4, 3780044), (8, 1890022), (16, 945011), (43, 351632), (86, 175816), (172, 87908), (344, 43954), (688, 21977)]