20163437290

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1721899}}^1$

素因数の和:1723077

約数の個数: 16

約数和(自身を含む): 36325202400

約数和(自身を除く): 16161765110

約数列:

[1, 2, 5, 10, 1171, 2342, 5855, 11710, 1721899, 3443798, 8609495, 17218990, 2016343729, 4032687458, 10081718645, 20163437290]

約数ペア:

[(1, 20163437290), (2, 10081718645), (5, 4032687458), (10, 2016343729), (1171, 17218990), (2342, 8609495), (5855, 3443798), (11710, 1721899)]