20148438

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 41249376

約数和(自身を除く): 21100938

約数列:

[1, 2, 3, 6, 73, 146, 157, 219, 293, 314, 438, 471, 586, 879, 942, 1758, 11461, 21389, 22922, 34383, 42778, 46001, 64167, 68766, 92002, 128334, 138003, 276006, 3358073, 6716146, 10074219, 20148438]

約数ペア:

[(1, 20148438), (2, 10074219), (3, 6716146), (6, 3358073), (73, 276006), (146, 138003), (157, 128334), (219, 92002), (293, 68766), (314, 64167), (438, 46001), (471, 42778), (586, 34383), (879, 22922), (942, 21389), (1758, 11461)]