19782006

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 40383360

約数和(自身を除く): 20601354

約数列:

[1, 2, 3, 6, 113, 163, 179, 226, 326, 339, 358, 489, 537, 678, 978, 1074, 18419, 20227, 29177, 36838, 40454, 55257, 58354, 60681, 87531, 110514, 121362, 175062, 3297001, 6594002, 9891003, 19782006]

約数ペア:

[(1, 19782006), (2, 9891003), (3, 6594002), (6, 3297001), (113, 175062), (163, 121362), (179, 110514), (226, 87531), (326, 60681), (339, 58354), (358, 55257), (489, 40454), (537, 36838), (678, 29177), (978, 20227), (1074, 18419)]