20181660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336361}}^1$

素因数の和:336373

約数の個数: 24

約数和(自身を含む): 56508816

約数和(自身を除く): 36327156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336361, 672722, 1009083, 1345444, 1681805, 2018166, 3363610, 4036332, 5045415, 6727220, 10090830, 20181660]

約数ペア:

[(1, 20181660), (2, 10090830), (3, 6727220), (4, 5045415), (5, 4036332), (6, 3363610), (10, 2018166), (12, 1681805), (15, 1345444), (20, 1009083), (30, 672722), (60, 336361)]