19146897

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3947}}^1$

素因数の和:3978

約数の個数: 36

約数和(自身を含む): 35105616

約数和(自身を除く): 15958719

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 3947, 4851, 11841, 27629, 35523, 43417, 82887, 130251, 193403, 248661, 303919, 390753, 580209, 911757, 1740627, 2127433, 2735271, 6382299, 19146897]

約数ペア:

[(1, 19146897), (3, 6382299), (7, 2735271), (9, 2127433), (11, 1740627), (21, 911757), (33, 580209), (49, 390753), (63, 303919), (77, 248661), (99, 193403), (147, 130251), (231, 82887), (441, 43417), (539, 35523), (693, 27629), (1617, 11841), (3947, 4851)]