19905596

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{701}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 36167040

約数和(自身を除く): 16261444

約数列:

[1, 2, 4, 31, 62, 124, 229, 458, 701, 916, 1402, 2804, 7099, 14198, 21731, 28396, 43462, 86924, 160529, 321058, 642116, 4976399, 9952798, 19905596]

約数ペア:

[(1, 19905596), (2, 9952798), (4, 4976399), (31, 642116), (62, 321058), (124, 160529), (229, 86924), (458, 43462), (701, 28396), (916, 21731), (1402, 14198), (2804, 7099)]