20864092

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{569}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 37346400

約数和(自身を除く): 16482308

約数列:

[1, 2, 4, 89, 103, 178, 206, 356, 412, 569, 1138, 2276, 9167, 18334, 36668, 50641, 58607, 101282, 117214, 202564, 234428, 5216023, 10432046, 20864092]

約数ペア:

[(1, 20864092), (2, 10432046), (4, 5216023), (89, 234428), (103, 202564), (178, 117214), (206, 101282), (356, 58607), (412, 50641), (569, 36668), (1138, 18334), (2276, 9167)]