201809400470

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{90497489}}^1$

素因数の和:90497719

約数の個数: 16

約数和(自身を含む): 364885879680

約数和(自身を除く): 163076479210

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 90497489, 180994978, 452487445, 904974890, 20180940047, 40361880094, 100904700235, 201809400470]

約数ペア:

[(1, 201809400470), (2, 100904700235), (5, 40361880094), (10, 20180940047), (223, 904974890), (446, 452487445), (1115, 180994978), (2230, 90497489)]