20120780146

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1\times {\mathrm{318841}}^1$

素因数の和:319209

約数の個数: 16

約数和(自身を含む): 30532309920

約数和(自身を除く): 10411529774

約数列:

[1, 2, 139, 227, 278, 454, 31553, 63106, 318841, 637682, 44318899, 72376907, 88637798, 144753814, 10060390073, 20120780146]

約数ペア:

[(1, 20120780146), (2, 10060390073), (139, 144753814), (227, 88637798), (278, 72376907), (454, 44318899), (31553, 637682), (63106, 318841)]