11903890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 22080960

約数和(自身を除く): 10177070

約数列:

[1, 2, 5, 10, 67, 109, 134, 163, 218, 326, 335, 545, 670, 815, 1090, 1630, 7303, 10921, 14606, 17767, 21842, 35534, 36515, 54605, 73030, 88835, 109210, 177670, 1190389, 2380778, 5951945, 11903890]

約数ペア:

[(1, 11903890), (2, 5951945), (5, 2380778), (10, 1190389), (67, 177670), (109, 109210), (134, 88835), (163, 73030), (218, 54605), (326, 36515), (335, 35534), (545, 21842), (670, 17767), (815, 14606), (1090, 10921), (1630, 7303)]