201818390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1187167}}^1$

素因数の和:1187191

約数の個数: 16

約数和(自身を含む): 384642432

約数和(自身を除く): 182824042

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1187167, 2374334, 5935835, 11871670, 20181839, 40363678, 100909195, 201818390]

約数ペア:

[(1, 201818390), (2, 100909195), (5, 40363678), (10, 20181839), (17, 11871670), (34, 5935835), (85, 2374334), (170, 1187167)]