31920016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{117353}}^1$

素因数の和:117378

約数の個数: 20

約数和(自身を含む): 65483532

約数和(自身を除く): 33563516

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 117353, 234706, 469412, 938824, 1877648, 1995001, 3990002, 7980004, 15960008, 31920016]

約数ペア:

[(1, 31920016), (2, 15960008), (4, 7980004), (8, 3990002), (16, 1995001), (17, 1877648), (34, 938824), (68, 469412), (136, 234706), (272, 117353)]