20573154

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2437}}^1$

素因数の和:2519

約数の個数: 48

約数和(自身を含む): 51724608

約数和(自身を除く): 31151454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2437, 2814, 4221, 4874, 7311, 8442, 14622, 17059, 21933, 34118, 43866, 51177, 102354, 153531, 163279, 307062, 326558, 489837, 979674, 1142953, 1469511, 2285906, 2939022, 3428859, 6857718, 10286577, 20573154]

約数ペア:

[(1, 20573154), (2, 10286577), (3, 6857718), (6, 3428859), (7, 2939022), (9, 2285906), (14, 1469511), (18, 1142953), (21, 979674), (42, 489837), (63, 326558), (67, 307062), (126, 163279), (134, 153531), (201, 102354), (402, 51177), (469, 43866), (603, 34118), (938, 21933), (1206, 17059), (1407, 14622), (2437, 8442), (2814, 7311), (4221, 4874)]