20280248

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{32089}}^1$

素因数の和:32174

約数の個数: 16

約数和(自身を含む): 38508000

約数和(自身を除く): 18227752

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 32089, 64178, 128356, 256712, 2535031, 5070062, 10140124, 20280248]

約数ペア:

[(1, 20280248), (2, 10140124), (4, 5070062), (8, 2535031), (79, 256712), (158, 128356), (316, 64178), (632, 32089)]