20155472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74101}}^1$

素因数の和:74126

約数の個数: 20

約数和(自身を含む): 41348916

約数和(自身を除く): 21193444

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74101, 148202, 296404, 592808, 1185616, 1259717, 2519434, 5038868, 10077736, 20155472]

約数ペア:

[(1, 20155472), (2, 10077736), (4, 5038868), (8, 2519434), (16, 1259717), (17, 1185616), (34, 592808), (68, 296404), (136, 148202), (272, 74101)]