20743746

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 43573248

約数和(自身を除く): 22829502

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 191, 382, 573, 787, 1146, 1574, 2361, 4393, 4722, 8786, 13179, 18101, 26358, 36202, 54303, 108606, 150317, 300634, 450951, 901902, 3457291, 6914582, 10371873, 20743746]

約数ペア:

[(1, 20743746), (2, 10371873), (3, 6914582), (6, 3457291), (23, 901902), (46, 450951), (69, 300634), (138, 150317), (191, 108606), (382, 54303), (573, 36202), (787, 26358), (1146, 18101), (1574, 13179), (2361, 8786), (4393, 4722)]