20921472010

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18514577}}^1$

素因数の和:18514697

約数の個数: 16

約数和(自身を含む): 37991914056

約数和(自身を除く): 17070442046

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 18514577, 37029154, 92572885, 185145770, 2092147201, 4184294402, 10460736005, 20921472010]

約数ペア:

[(1, 20921472010), (2, 10460736005), (5, 4184294402), (10, 2092147201), (113, 185145770), (226, 92572885), (565, 37029154), (1130, 18514577)]