2020518

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 4976640

約数和(自身を除く): 2956122

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 71, 93, 102, 142, 153, 186, 213, 279, 306, 426, 459, 527, 558, 639, 837, 918, 1054, 1207, 1278, 1581, 1674, 1917, 2201, 2414, 3162, 3621, 3834, 4402, 4743, 6603, 7242, 9486, 10863, 13206, 14229, 19809, 21726, 28458, 32589, 37417, 39618, 59427, 65178, 74834, 112251, 118854, 224502, 336753, 673506, 1010259, 2020518]

約数ペア:

[(1, 2020518), (2, 1010259), (3, 673506), (6, 336753), (9, 224502), (17, 118854), (18, 112251), (27, 74834), (31, 65178), (34, 59427), (51, 39618), (54, 37417), (62, 32589), (71, 28458), (93, 21726), (102, 19809), (142, 14229), (153, 13206), (186, 10863), (213, 9486), (279, 7242), (306, 6603), (426, 4743), (459, 4402), (527, 3834), (558, 3621), (639, 3162), (837, 2414), (918, 2201), (1054, 1917), (1207, 1674), (1278, 1581)]