39971838

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1777}}^1$

素因数の和:1968

約数の個数: 32

約数和(自身を含む): 83978496

約数和(自身を除く): 44006658

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 163, 326, 489, 978, 1777, 3554, 3749, 5331, 7498, 10662, 11247, 22494, 40871, 81742, 122613, 245226, 289651, 579302, 868953, 1737906, 6661973, 13323946, 19985919, 39971838]

約数ペア:

[(1, 39971838), (2, 19985919), (3, 13323946), (6, 6661973), (23, 1737906), (46, 868953), (69, 579302), (138, 289651), (163, 245226), (326, 122613), (489, 81742), (978, 40871), (1777, 22494), (3554, 11247), (3749, 10662), (5331, 7498)]