20121247996

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{896509}}^1$

素因数の和:896725

約数の個数: 24

約数和(自身を含む): 36548919680

約数和(自身を除く): 16427671684

約数列:

[1, 2, 4, 31, 62, 124, 181, 362, 724, 5611, 11222, 22444, 896509, 1793018, 3586036, 27791779, 55583558, 111167116, 162268129, 324536258, 649072516, 5030311999, 10060623998, 20121247996]

約数ペア:

[(1, 20121247996), (2, 10060623998), (4, 5030311999), (31, 649072516), (62, 324536258), (124, 162268129), (181, 111167116), (362, 55583558), (724, 27791779), (5611, 3586036), (11222, 1793018), (22444, 896509)]