30571984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{112397}}^1$

素因数の和:112422

約数の個数: 20

約数和(自身を含む): 62718084

約数和(自身を除く): 32146100

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 112397, 224794, 449588, 899176, 1798352, 1910749, 3821498, 7642996, 15285992, 30571984]

約数ペア:

[(1, 30571984), (2, 15285992), (4, 7642996), (8, 3821498), (16, 1910749), (17, 1798352), (34, 899176), (68, 449588), (136, 224794), (272, 112397)]