20121203392

素因数分解:

$2^6\times {\mathrm{521}}^1\times {\mathrm{603443}}^1$

素因数の和:603976

約数の個数: 28

約数和(自身を含む): 40004716536

約数和(自身を除く): 19883513144

約数列:

[1, 2, 4, 8, 16, 32, 64, 521, 1042, 2084, 4168, 8336, 16672, 33344, 603443, 1206886, 2413772, 4827544, 9655088, 19310176, 38620352, 314393803, 628787606, 1257575212, 2515150424, 5030300848, 10060601696, 20121203392]

約数ペア:

[(1, 20121203392), (2, 10060601696), (4, 5030300848), (8, 2515150424), (16, 1257575212), (32, 628787606), (64, 314393803), (521, 38620352), (1042, 19310176), (2084, 9655088), (4168, 4827544), (8336, 2413772), (16672, 1206886), (33344, 603443)]