19661210

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7309}}^1$

素因数の和:7585

約数の個数: 16

約数和(自身を含む): 35526600

約数和(自身を除く): 15865390

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 7309, 14618, 36545, 73090, 1966121, 3932242, 9830605, 19661210]

約数ペア:

[(1, 19661210), (2, 9830605), (5, 3932242), (10, 1966121), (269, 73090), (538, 36545), (1345, 14618), (2690, 7309)]