19944316

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11677}}^1$

素因数の和:11749

約数の個数: 24

約数和(自身を含む): 40546016

約数和(自身を除く): 20601700

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11677, 23354, 46708, 81739, 163478, 326956, 712297, 1424594, 2849188, 4986079, 9972158, 19944316]

約数ペア:

[(1, 19944316), (2, 9972158), (4, 4986079), (7, 2849188), (14, 1424594), (28, 712297), (61, 326956), (122, 163478), (244, 81739), (427, 46708), (854, 23354), (1708, 11677)]