20197768090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2141863}}^1$

素因数の和:2141934

約数の個数: 32

約数和(自身を含む): 38861980416

約数和(自身を除く): 18664212326

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 4715, 9430, 2141863, 4283726, 10709315, 21418630, 49262849, 87816383, 98525698, 175632766, 246314245, 439081915, 492628490, 878163830, 2019776809, 4039553618, 10098884045, 20197768090]

約数ペア:

[(1, 20197768090), (2, 10098884045), (5, 4039553618), (10, 2019776809), (23, 878163830), (41, 492628490), (46, 439081915), (82, 246314245), (115, 175632766), (205, 98525698), (230, 87816383), (410, 49262849), (943, 21418630), (1886, 10709315), (4715, 4283726), (9430, 2141863)]