20120690858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{20353}}^1\times {\mathrm{21491}}^1$

素因数の和:41869

約数の個数: 16

約数和(自身を含む): 31496268096

約数和(自身を除く): 11375577238

約数列:

[1, 2, 23, 46, 20353, 21491, 40706, 42982, 468119, 494293, 936238, 988586, 437406323, 874812646, 10060345429, 20120690858]

約数ペア:

[(1, 20120690858), (2, 10060345429), (23, 874812646), (46, 437406323), (20353, 988586), (21491, 936238), (40706, 494293), (42982, 468119)]