20994744

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{9829}}^1$

素因数の和:9927

約数の個数: 32

約数和(自身を含む): 53082000

約数和(自身を除く): 32087256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 9829, 19658, 29487, 39316, 58974, 78632, 117948, 235896, 874781, 1749562, 2624343, 3499124, 5248686, 6998248, 10497372, 20994744]

約数ペア:

[(1, 20994744), (2, 10497372), (3, 6998248), (4, 5248686), (6, 3499124), (8, 2624343), (12, 1749562), (24, 874781), (89, 235896), (178, 117948), (267, 78632), (356, 58974), (534, 39316), (712, 29487), (1068, 19658), (2136, 9829)]