20804924478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20517677}}^1$

素因数の和:20517708

約数の個数: 24

約数和(自身を含む): 45056820888

約数和(自身を除く): 24251896410

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20517677, 41035354, 61553031, 123106062, 266729801, 533459602, 800189403, 1600378806, 3467487413, 6934974826, 10402462239, 20804924478]

約数ペア:

[(1, 20804924478), (2, 10402462239), (3, 6934974826), (6, 3467487413), (13, 1600378806), (26, 800189403), (39, 533459602), (78, 266729801), (169, 123106062), (338, 61553031), (507, 41035354), (1014, 20517677)]