20952230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3931}}^1$

素因数の和:3992

約数の個数: 32

約数和(自身を含む): 41616288

約数和(自身を除く): 20664058

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 3931, 5330, 7862, 19655, 39310, 51103, 102206, 161171, 255515, 322342, 511030, 805855, 1611710, 2095223, 4190446, 10476115, 20952230]

約数ペア:

[(1, 20952230), (2, 10476115), (5, 4190446), (10, 2095223), (13, 1611710), (26, 805855), (41, 511030), (65, 322342), (82, 255515), (130, 161171), (205, 102206), (410, 51103), (533, 39310), (1066, 19655), (2665, 7862), (3931, 5330)]