19586210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 43338240

約数和(自身を除く): 23752030

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 109, 119, 151, 170, 218, 238, 302, 545, 595, 755, 763, 1057, 1090, 1190, 1510, 1526, 1853, 2114, 2567, 3706, 3815, 5134, 5285, 7630, 9265, 10570, 12835, 12971, 16459, 17969, 18530, 25670, 25942, 32918, 35938, 64855, 82295, 89845, 115213, 129710, 164590, 179690, 230426, 279803, 559606, 576065, 1152130, 1399015, 1958621, 2798030, 3917242, 9793105, 19586210]

約数ペア:

[(1, 19586210), (2, 9793105), (5, 3917242), (7, 2798030), (10, 1958621), (14, 1399015), (17, 1152130), (34, 576065), (35, 559606), (70, 279803), (85, 230426), (109, 179690), (119, 164590), (151, 129710), (170, 115213), (218, 89845), (238, 82295), (302, 64855), (545, 35938), (595, 32918), (755, 25942), (763, 25670), (1057, 18530), (1090, 17969), (1190, 16459), (1510, 12971), (1526, 12835), (1853, 10570), (2114, 9265), (2567, 7630), (3706, 5285), (3815, 5134)]