20181198

素因数分解:

$2^1\times 3^1\times {\mathrm{643}}^1\times {\mathrm{5231}}^1$

素因数の和:5879

約数の個数: 16

約数和(自身を含む): 40432896

約数和(自身を除く): 20251698

約数列:

[1, 2, 3, 6, 643, 1286, 1929, 3858, 5231, 10462, 15693, 31386, 3363533, 6727066, 10090599, 20181198]

約数ペア:

[(1, 20181198), (2, 10090599), (3, 6727066), (6, 3363533), (643, 31386), (1286, 15693), (1929, 10462), (3858, 5231)]