18402070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4211}}^1$

素因数の和:4260

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 17989610

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4211, 4370, 8422, 21055, 42110, 80009, 96853, 160018, 193706, 400045, 484265, 800090, 968530, 1840207, 3680414, 9201035, 18402070]

約数ペア:

[(1, 18402070), (2, 9201035), (5, 3680414), (10, 1840207), (19, 968530), (23, 800090), (38, 484265), (46, 400045), (95, 193706), (115, 160018), (190, 96853), (230, 80009), (437, 42110), (874, 21055), (2185, 8422), (4211, 4370)]