20752788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13003}}^1$

素因数の和:13036

約数の個数: 48

約数和(自身を含む): 58257920

約数和(自身を除く): 37505132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 13003, 26006, 39009, 52012, 78018, 91021, 156036, 182042, 247057, 273063, 364084, 494114, 546126, 741171, 988228, 1092252, 1482342, 1729399, 2964684, 3458798, 5188197, 6917596, 10376394, 20752788]

約数ペア:

[(1, 20752788), (2, 10376394), (3, 6917596), (4, 5188197), (6, 3458798), (7, 2964684), (12, 1729399), (14, 1482342), (19, 1092252), (21, 988228), (28, 741171), (38, 546126), (42, 494114), (57, 364084), (76, 273063), (84, 247057), (114, 182042), (133, 156036), (228, 91021), (266, 78018), (399, 52012), (532, 39009), (798, 26006), (1596, 13003)]