19821276

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{17761}}^1$

素因数の和:17802

約数の個数: 36

約数和(自身を含む): 51722944

約数和(自身を除く): 31901668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 17761, 35522, 53283, 71044, 106566, 159849, 213132, 319698, 550591, 639396, 1101182, 1651773, 2202364, 3303546, 4955319, 6607092, 9910638, 19821276]

約数ペア:

[(1, 19821276), (2, 9910638), (3, 6607092), (4, 4955319), (6, 3303546), (9, 2202364), (12, 1651773), (18, 1101182), (31, 639396), (36, 550591), (62, 319698), (93, 213132), (124, 159849), (186, 106566), (279, 71044), (372, 53283), (558, 35522), (1116, 17761)]