19860284

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3697}}^1$

素因数の和:3797

約数の個数: 24

約数和(自身を含む): 37275840

約数和(自身を除く): 17415556

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 3697, 5372, 7394, 14788, 62849, 125698, 251396, 292063, 584126, 1168252, 4965071, 9930142, 19860284]

約数ペア:

[(1, 19860284), (2, 9930142), (4, 4965071), (17, 1168252), (34, 584126), (68, 292063), (79, 251396), (158, 125698), (316, 62849), (1343, 14788), (2686, 7394), (3697, 5372)]