16563460

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1471}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 34868736

約数和(自身を除く): 18305276

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 1471, 2252, 2815, 2942, 5630, 5884, 7355, 11260, 14710, 29420, 828173, 1656346, 3312692, 4140865, 8281730, 16563460]

約数ペア:

[(1, 16563460), (2, 8281730), (4, 4140865), (5, 3312692), (10, 1656346), (20, 828173), (563, 29420), (1126, 14710), (1471, 11260), (2252, 7355), (2815, 5884), (2942, 5630)]