20682204

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 49975296

約数和(自身を除く): 29293092

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 127, 164, 246, 254, 331, 381, 492, 508, 662, 762, 993, 1324, 1524, 1986, 3972, 5207, 10414, 13571, 15621, 20828, 27142, 31242, 40713, 42037, 54284, 62484, 81426, 84074, 126111, 162852, 168148, 252222, 504444, 1723517, 3447034, 5170551, 6894068, 10341102, 20682204]

約数ペア:

[(1, 20682204), (2, 10341102), (3, 6894068), (4, 5170551), (6, 3447034), (12, 1723517), (41, 504444), (82, 252222), (123, 168148), (127, 162852), (164, 126111), (246, 84074), (254, 81426), (331, 62484), (381, 54284), (492, 42037), (508, 40713), (662, 31242), (762, 27142), (993, 20828), (1324, 15621), (1524, 13571), (1986, 10414), (3972, 5207)]