20163480071

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{14051}}^1$

素因数の和:14495

約数の個数: 32

約数和(自身を含む): 25253130240

約数和(自身を除く): 5089650169

約数列:

[1, 7, 17, 31, 119, 217, 389, 527, 2723, 3689, 6613, 12059, 14051, 46291, 84413, 98357, 205003, 238867, 435581, 1435021, 1672069, 3049067, 5465839, 7404877, 38260873, 51834139, 92919263, 169441009, 650434841, 1186087063, 2880497153, 20163480071]

約数ペア:

[(1, 20163480071), (7, 2880497153), (17, 1186087063), (31, 650434841), (119, 169441009), (217, 92919263), (389, 51834139), (527, 38260873), (2723, 7404877), (3689, 5465839), (6613, 3049067), (12059, 1672069), (14051, 1435021), (46291, 435581), (84413, 238867), (98357, 205003)]