28981156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12301}}^1$

素因数の和:12355

約数の個数: 24

約数和(自身を含む): 55112960

約数和(自身を除く): 26131804

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 12301, 24602, 49204, 233719, 381331, 467438, 762662, 934876, 1525324, 7245289, 14490578, 28981156]

約数ペア:

[(1, 28981156), (2, 14490578), (4, 7245289), (19, 1525324), (31, 934876), (38, 762662), (62, 467438), (76, 381331), (124, 233719), (589, 49204), (1178, 24602), (2356, 12301)]