19958792

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11497}}^1$

素因数の和:11541

約数の個数: 32

約数和(自身を含む): 44152320

約数和(自身を除く): 24193528

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11497, 22994, 45988, 80479, 91976, 160958, 321916, 356407, 643832, 712814, 1425628, 2494849, 2851256, 4989698, 9979396, 19958792]

約数ペア:

[(1, 19958792), (2, 9979396), (4, 4989698), (7, 2851256), (8, 2494849), (14, 1425628), (28, 712814), (31, 643832), (56, 356407), (62, 321916), (124, 160958), (217, 91976), (248, 80479), (434, 45988), (868, 22994), (1736, 11497)]