20388498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20107}}^1$

素因数の和:20138

約数の個数: 24

約数和(自身を含む): 44157168

約数和(自身を除く): 23768670

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20107, 40214, 60321, 120642, 261391, 522782, 784173, 1568346, 3398083, 6796166, 10194249, 20388498]

約数ペア:

[(1, 20388498), (2, 10194249), (3, 6796166), (6, 3398083), (13, 1568346), (26, 784173), (39, 522782), (78, 261391), (169, 120642), (338, 60321), (507, 40214), (1014, 20107)]