19908512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47857}}^1$

素因数の和:47880

約数の個数: 24

約数和(自身を含む): 42210756

約数和(自身を除く): 22302244

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 47857, 95714, 191428, 382856, 622141, 765712, 1244282, 1531424, 2488564, 4977128, 9954256, 19908512]

約数ペア:

[(1, 19908512), (2, 9954256), (4, 4977128), (8, 2488564), (13, 1531424), (16, 1244282), (26, 765712), (32, 622141), (52, 382856), (104, 191428), (208, 95714), (416, 47857)]