219095090

素因数分解:

$2^1\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{11071}}^1$

素因数の和:13057

約数の個数: 16

約数和(自身を含む): 394606080

約数和(自身を除く): 175510990

約数列:

[1, 2, 5, 10, 1979, 3958, 9895, 11071, 19790, 22142, 55355, 110710, 21909509, 43819018, 109547545, 219095090]

約数ペア:

[(1, 219095090), (2, 109547545), (5, 43819018), (10, 21909509), (1979, 110710), (3958, 55355), (9895, 22142), (11071, 19790)]