20005949672

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{319339}}^1$

素因数の和:319577

約数の個数: 32

約数和(自身を含む): 38627366400

約数和(自身を除く): 18621416728

約数列:

[1, 2, 4, 8, 41, 82, 164, 191, 328, 382, 764, 1528, 7831, 15662, 31324, 62648, 319339, 638678, 1277356, 2554712, 13092899, 26185798, 52371596, 60993749, 104743192, 121987498, 243974996, 487949992, 2500743709, 5001487418, 10002974836, 20005949672]

約数ペア:

[(1, 20005949672), (2, 10002974836), (4, 5001487418), (8, 2500743709), (41, 487949992), (82, 243974996), (164, 121987498), (191, 104743192), (328, 60993749), (382, 52371596), (764, 26185798), (1528, 13092899), (7831, 2554712), (15662, 1277356), (31324, 638678), (62648, 319339)]