20348218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1327}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 36142848

約数和(自身を除く): 15794630

約数列:

[1, 2, 11, 17, 22, 34, 41, 82, 187, 374, 451, 697, 902, 1327, 1394, 2654, 7667, 14597, 15334, 22559, 29194, 45118, 54407, 108814, 248149, 496298, 598477, 924919, 1196954, 1849838, 10174109, 20348218]

約数ペア:

[(1, 20348218), (2, 10174109), (11, 1849838), (17, 1196954), (22, 924919), (34, 598477), (41, 496298), (82, 248149), (187, 108814), (374, 54407), (451, 45118), (697, 29194), (902, 22559), (1327, 15334), (1394, 14597), (2654, 7667)]