20119942070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87478009}}^1$

素因数の和:87478039

約数の個数: 16

約数和(自身を含む): 37790500320

約数和(自身を除く): 17670558250

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87478009, 174956018, 437390045, 874780090, 2011994207, 4023988414, 10059971035, 20119942070]

約数ペア:

[(1, 20119942070), (2, 10059971035), (5, 4023988414), (10, 2011994207), (23, 874780090), (46, 437390045), (115, 174956018), (230, 87478009)]