20163418779

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1\times {\mathrm{20269}}^1$

素因数の和:20779

約数の個数: 32

約数和(自身を含む): 31051694080

約数和(自身を除く): 10888275301

約数列:

[1, 3, 7, 21, 127, 373, 381, 889, 1119, 2611, 2667, 7833, 20269, 47371, 60807, 141883, 142113, 331597, 425649, 994791, 2574163, 7560337, 7722489, 18019141, 22681011, 52922359, 54057423, 158767077, 960162799, 2880488397, 6721139593, 20163418779]

約数ペア:

[(1, 20163418779), (3, 6721139593), (7, 2880488397), (21, 960162799), (127, 158767077), (373, 54057423), (381, 52922359), (889, 22681011), (1119, 18019141), (2611, 7722489), (2667, 7560337), (7833, 2574163), (20269, 994791), (47371, 425649), (60807, 331597), (141883, 142113)]