20791428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6037}}^1$

素因数の和:6092

約数の個数: 48

約数和(自身を含む): 56805504

約数和(自身を除く): 36014076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 6037, 12074, 18111, 24148, 36222, 42259, 72444, 84518, 126777, 169036, 247517, 253554, 495034, 507108, 742551, 990068, 1485102, 1732619, 2970204, 3465238, 5197857, 6930476, 10395714, 20791428]

約数ペア:

[(1, 20791428), (2, 10395714), (3, 6930476), (4, 5197857), (6, 3465238), (7, 2970204), (12, 1732619), (14, 1485102), (21, 990068), (28, 742551), (41, 507108), (42, 495034), (82, 253554), (84, 247517), (123, 169036), (164, 126777), (246, 84518), (287, 72444), (492, 42259), (574, 36222), (861, 24148), (1148, 18111), (1722, 12074), (3444, 6037)]