221073849872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{445713407}}^1$

素因数の和:445713446

約数の個数: 20

約数和(自身を含む): 442147700736

約数和(自身を除く): 221073850864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 445713407, 891426814, 1782853628, 3565707256, 7131414512, 13817115617, 27634231234, 55268462468, 110536924936, 221073849872]

約数ペア:

[(1, 221073849872), (2, 110536924936), (4, 55268462468), (8, 27634231234), (16, 13817115617), (31, 7131414512), (62, 3565707256), (124, 1782853628), (248, 891426814), (496, 445713407)]