20804028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{35381}}^1$

素因数の和:35402

約数の個数: 36

約数和(自身を含む): 56469672

約数和(自身を除く): 35665644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 35381, 70762, 106143, 141524, 212286, 247667, 424572, 495334, 743001, 990668, 1486002, 1733669, 2972004, 3467338, 5201007, 6934676, 10402014, 20804028]

約数ペア:

[(1, 20804028), (2, 10402014), (3, 6934676), (4, 5201007), (6, 3467338), (7, 2972004), (12, 1733669), (14, 1486002), (21, 990668), (28, 743001), (42, 495334), (49, 424572), (84, 247667), (98, 212286), (147, 141524), (196, 106143), (294, 70762), (588, 35381)]