20013948

素因数分解:

$2^2\times 3^2\times {\mathrm{167}}^1\times {\mathrm{3329}}^1$

素因数の和:3506

約数の個数: 36

約数和(自身を含む): 50909040

約数和(自身を除く): 30895092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 167, 334, 501, 668, 1002, 1503, 2004, 3006, 3329, 6012, 6658, 9987, 13316, 19974, 29961, 39948, 59922, 119844, 555943, 1111886, 1667829, 2223772, 3335658, 5003487, 6671316, 10006974, 20013948]

約数ペア:

[(1, 20013948), (2, 10006974), (3, 6671316), (4, 5003487), (6, 3335658), (9, 2223772), (12, 1667829), (18, 1111886), (36, 555943), (167, 119844), (334, 59922), (501, 39948), (668, 29961), (1002, 19974), (1503, 13316), (2004, 9987), (3006, 6658), (3329, 6012)]