20916632

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237689}}^1$

素因数の和:237706

約数の個数: 16

約数和(自身を含む): 42784200

約数和(自身を除く): 21867568

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237689, 475378, 950756, 1901512, 2614579, 5229158, 10458316, 20916632]

約数ペア:

[(1, 20916632), (2, 10458316), (4, 5229158), (8, 2614579), (11, 1901512), (22, 950756), (44, 475378), (88, 237689)]