20843198

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4157}}^1$

素因数の和:4291

約数の個数: 16

約数和(自身を含む): 32931360

約数和(自身を除く): 12088162

約数列:

[1, 2, 23, 46, 109, 218, 2507, 4157, 5014, 8314, 95611, 191222, 453113, 906226, 10421599, 20843198]

約数ペア:

[(1, 20843198), (2, 10421599), (23, 906226), (46, 453113), (109, 191222), (218, 95611), (2507, 8314), (4157, 5014)]