20331284

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{709}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 36499680

約数和(自身を除く): 16168396

約数列:

[1, 2, 4, 67, 107, 134, 214, 268, 428, 709, 1418, 2836, 7169, 14338, 28676, 47503, 75863, 95006, 151726, 190012, 303452, 5082821, 10165642, 20331284]

約数ペア:

[(1, 20331284), (2, 10165642), (4, 5082821), (67, 303452), (107, 190012), (134, 151726), (214, 95006), (268, 75863), (428, 47503), (709, 28676), (1418, 14338), (2836, 7169)]