19791130

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 36622080

約数和(自身を除く): 16830950

約数列:

[1, 2, 5, 10, 67, 109, 134, 218, 271, 335, 542, 545, 670, 1090, 1355, 2710, 7303, 14606, 18157, 29539, 36314, 36515, 59078, 73030, 90785, 147695, 181570, 295390, 1979113, 3958226, 9895565, 19791130]

約数ペア:

[(1, 19791130), (2, 9895565), (5, 3958226), (10, 1979113), (67, 295390), (109, 181570), (134, 147695), (218, 90785), (271, 73030), (335, 59078), (542, 36515), (545, 36314), (670, 29539), (1090, 18157), (1355, 14606), (2710, 7303)]