18368420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131203}}^1$

素因数の和:131219

約数の個数: 24

約数和(自身を含む): 44084544

約数和(自身を除く): 25716124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131203, 262406, 524812, 656015, 918421, 1312030, 1836842, 2624060, 3673684, 4592105, 9184210, 18368420]

約数ペア:

[(1, 18368420), (2, 9184210), (4, 4592105), (5, 3673684), (7, 2624060), (10, 1836842), (14, 1312030), (20, 918421), (28, 656015), (35, 524812), (70, 262406), (140, 131203)]