17980112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{48859}}^1$

素因数の和:48890

約数の個数: 20

約数和(自身を含む): 36351840

約数和(自身を除く): 18371728

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 48859, 97718, 195436, 390872, 781744, 1123757, 2247514, 4495028, 8990056, 17980112]

約数ペア:

[(1, 17980112), (2, 8990056), (4, 4495028), (8, 2247514), (16, 1123757), (23, 781744), (46, 390872), (92, 195436), (184, 97718), (368, 48859)]