20110395

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 34089984

約数和(自身を除く): 13979589

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 821, 1065, 1633, 2463, 4105, 4899, 8165, 12315, 18883, 24495, 56649, 58291, 94415, 174873, 283245, 291455, 874365, 1340693, 4022079, 6703465, 20110395]

約数ペア:

[(1, 20110395), (3, 6703465), (5, 4022079), (15, 1340693), (23, 874365), (69, 291455), (71, 283245), (115, 174873), (213, 94415), (345, 58291), (355, 56649), (821, 24495), (1065, 18883), (1633, 12315), (2463, 8165), (4105, 4899)]