17969996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2741}}^1$

素因数の和:2905

約数の個数: 24

約数和(自身を含む): 34549200

約数和(自身を除く): 16579204

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 2741, 3278, 5482, 6556, 10964, 30151, 60302, 120604, 408409, 816818, 1633636, 4492499, 8984998, 17969996]

約数ペア:

[(1, 17969996), (2, 8984998), (4, 4492499), (11, 1633636), (22, 816818), (44, 408409), (149, 120604), (298, 60302), (596, 30151), (1639, 10964), (2741, 6556), (3278, 5482)]