20163460

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3221}}^1$

素因数の和:3543

約数の個数: 24

約数和(自身を含む): 42491736

約数和(自身を除く): 22328276

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 3221, 6260, 6442, 12884, 16105, 32210, 64420, 1008173, 2016346, 4032692, 5040865, 10081730, 20163460]

約数ペア:

[(1, 20163460), (2, 10081730), (4, 5040865), (5, 4032692), (10, 2016346), (20, 1008173), (313, 64420), (626, 32210), (1252, 16105), (1565, 12884), (3130, 6442), (3221, 6260)]