20120321768

素因数分解:

$2^3\times {\mathrm{8839}}^1\times {\mathrm{284539}}^1$

素因数の和:293384

約数の個数: 16

約数和(自身を含む): 37730004000

約数和(自身を除く): 17609682232

約数列:

[1, 2, 4, 8, 8839, 17678, 35356, 70712, 284539, 569078, 1138156, 2276312, 2515040221, 5030080442, 10060160884, 20120321768]

約数ペア:

[(1, 20120321768), (2, 10060160884), (4, 5030080442), (8, 2515040221), (8839, 2276312), (17678, 1138156), (35356, 569078), (70712, 284539)]