20772872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 40245120

約数和(自身を除く): 19472248

約数列:

[1, 2, 4, 8, 47, 94, 101, 188, 202, 376, 404, 547, 808, 1094, 2188, 4376, 4747, 9494, 18988, 25709, 37976, 51418, 55247, 102836, 110494, 205672, 220988, 441976, 2596609, 5193218, 10386436, 20772872]

約数ペア:

[(1, 20772872), (2, 10386436), (4, 5193218), (8, 2596609), (47, 441976), (94, 220988), (101, 205672), (188, 110494), (202, 102836), (376, 55247), (404, 51418), (547, 37976), (808, 25709), (1094, 18988), (2188, 9494), (4376, 4747)]