20138730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18143}}^1$

素因数の和:18190

約数の個数: 32

約数和(自身を含む): 49641984

約数和(自身を除く): 29503254

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 18143, 36286, 54429, 90715, 108858, 181430, 272145, 544290, 671291, 1342582, 2013873, 3356455, 4027746, 6712910, 10069365, 20138730]

約数ペア:

[(1, 20138730), (2, 10069365), (3, 6712910), (5, 4027746), (6, 3356455), (10, 2013873), (15, 1342582), (30, 671291), (37, 544290), (74, 272145), (111, 181430), (185, 108858), (222, 90715), (370, 54429), (555, 36286), (1110, 18143)]