19851172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26539}}^1$

素因数の和:26571

約数の個数: 24

約数和(自身を含む): 40128480

約数和(自身を除く): 20277308

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 26539, 53078, 106156, 291929, 451163, 583858, 902326, 1167716, 1804652, 4962793, 9925586, 19851172]

約数ペア:

[(1, 19851172), (2, 9925586), (4, 4962793), (11, 1804652), (17, 1167716), (22, 902326), (34, 583858), (44, 451163), (68, 291929), (187, 106156), (374, 53078), (748, 26539)]