20766228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1429}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 55735680

約数和(自身を除く): 34969452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1429, 2076, 2422, 2858, 3633, 4287, 4844, 5716, 7266, 8574, 10003, 14532, 17148, 20006, 30009, 40012, 60018, 120036, 247217, 494434, 741651, 988868, 1483302, 1730519, 2966604, 3461038, 5191557, 6922076, 10383114, 20766228]

約数ペア:

[(1, 20766228), (2, 10383114), (3, 6922076), (4, 5191557), (6, 3461038), (7, 2966604), (12, 1730519), (14, 1483302), (21, 988868), (28, 741651), (42, 494434), (84, 247217), (173, 120036), (346, 60018), (519, 40012), (692, 30009), (1038, 20006), (1211, 17148), (1429, 14532), (2076, 10003), (2422, 8574), (2858, 7266), (3633, 5716), (4287, 4844)]