20297622

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 24492138

約数列:

[1, 2, 3, 6, 29, 31, 53, 58, 62, 71, 87, 93, 106, 142, 159, 174, 186, 213, 318, 426, 899, 1537, 1643, 1798, 2059, 2201, 2697, 3074, 3286, 3763, 4118, 4402, 4611, 4929, 5394, 6177, 6603, 7526, 9222, 9858, 11289, 12354, 13206, 22578, 47647, 63829, 95294, 109127, 116653, 127658, 142941, 191487, 218254, 233306, 285882, 327381, 349959, 382974, 654762, 699918, 3382937, 6765874, 10148811, 20297622]

約数ペア:

[(1, 20297622), (2, 10148811), (3, 6765874), (6, 3382937), (29, 699918), (31, 654762), (53, 382974), (58, 349959), (62, 327381), (71, 285882), (87, 233306), (93, 218254), (106, 191487), (142, 142941), (159, 127658), (174, 116653), (186, 109127), (213, 95294), (318, 63829), (426, 47647), (899, 22578), (1537, 13206), (1643, 12354), (1798, 11289), (2059, 9858), (2201, 9222), (2697, 7526), (3074, 6603), (3286, 6177), (3763, 5394), (4118, 4929), (4402, 4611)]