20144296

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1969

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 19772504

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 344, 1333, 1889, 2666, 3778, 5332, 7556, 10664, 15112, 58559, 81227, 117118, 162454, 234236, 324908, 468472, 649816, 2518037, 5036074, 10072148, 20144296]

約数ペア:

[(1, 20144296), (2, 10072148), (4, 5036074), (8, 2518037), (31, 649816), (43, 468472), (62, 324908), (86, 234236), (124, 162454), (172, 117118), (248, 81227), (344, 58559), (1333, 15112), (1889, 10664), (2666, 7556), (3778, 5332)]