16855670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 35925120

約数和(自身を除く): 19069450

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 58, 65, 85, 130, 145, 170, 221, 263, 290, 377, 442, 493, 526, 754, 986, 1105, 1315, 1885, 2210, 2465, 2630, 3419, 3770, 4471, 4930, 6409, 6838, 7627, 8942, 12818, 15254, 17095, 22355, 32045, 34190, 38135, 44710, 58123, 64090, 76270, 99151, 116246, 129659, 198302, 259318, 290615, 495755, 581230, 648295, 991510, 1296590, 1685567, 3371134, 8427835, 16855670]

約数ペア:

[(1, 16855670), (2, 8427835), (5, 3371134), (10, 1685567), (13, 1296590), (17, 991510), (26, 648295), (29, 581230), (34, 495755), (58, 290615), (65, 259318), (85, 198302), (130, 129659), (145, 116246), (170, 99151), (221, 76270), (263, 64090), (290, 58123), (377, 44710), (442, 38135), (493, 34190), (526, 32045), (754, 22355), (986, 17095), (1105, 15254), (1315, 12818), (1885, 8942), (2210, 7627), (2465, 6838), (2630, 6409), (3419, 4930), (3770, 4471)]