20795814

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 48891024

約数和(自身を除く): 28095210

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 181, 234, 362, 491, 543, 982, 1086, 1473, 1629, 2353, 2946, 3258, 4419, 4706, 6383, 7059, 8838, 12766, 14118, 19149, 21177, 38298, 42354, 57447, 88871, 114894, 177742, 266613, 533226, 799839, 1155323, 1599678, 2310646, 3465969, 6931938, 10397907, 20795814]

約数ペア:

[(1, 20795814), (2, 10397907), (3, 6931938), (6, 3465969), (9, 2310646), (13, 1599678), (18, 1155323), (26, 799839), (39, 533226), (78, 266613), (117, 177742), (181, 114894), (234, 88871), (362, 57447), (491, 42354), (543, 38298), (982, 21177), (1086, 19149), (1473, 14118), (1629, 12766), (2353, 8838), (2946, 7059), (3258, 6383), (4419, 4706)]