20120803984

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21314411}}^1$

素因数の和:21314478

約数の個数: 20

約数和(自身を含む): 39644806320

約数和(自身を除く): 19524002336

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21314411, 42628822, 85257644, 170515288, 341030576, 1257550249, 2515100498, 5030200996, 10060401992, 20120803984]

約数ペア:

[(1, 20120803984), (2, 10060401992), (4, 5030200996), (8, 2515100498), (16, 1257550249), (59, 341030576), (118, 170515288), (236, 85257644), (472, 42628822), (944, 21314411)]