19612790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 37091520

約数和(自身を除く): 17478730

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 269, 317, 538, 634, 1345, 1585, 2690, 3170, 6187, 7291, 12374, 14582, 30935, 36455, 61870, 72910, 85273, 170546, 426365, 852730, 1961279, 3922558, 9806395, 19612790]

約数ペア:

[(1, 19612790), (2, 9806395), (5, 3922558), (10, 1961279), (23, 852730), (46, 426365), (115, 170546), (230, 85273), (269, 72910), (317, 61870), (538, 36455), (634, 30935), (1345, 14582), (1585, 12374), (2690, 7291), (3170, 6187)]