17917156790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{138239}}^1$

素因数の和:139256

約数の個数: 32

約数和(自身を含む): 34766807040

約数和(自身を除く): 16849650250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 997, 1994, 4985, 9970, 12961, 25922, 64805, 129610, 138239, 276478, 691195, 1382390, 1797107, 3594214, 8985535, 17971070, 137824283, 275648566, 689121415, 1378242830, 1791715679, 3583431358, 8958578395, 17917156790]

約数ペア:

[(1, 17917156790), (2, 8958578395), (5, 3583431358), (10, 1791715679), (13, 1378242830), (26, 689121415), (65, 275648566), (130, 137824283), (997, 17971070), (1994, 8985535), (4985, 3594214), (9970, 1797107), (12961, 1382390), (25922, 691195), (64805, 276478), (129610, 138239)]