2018920370

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1\times {\mathrm{1667}}^1$

素因数の和:2386

約数の個数: 32

約数和(自身を含む): 3657643776

約数和(自身を除く): 1638723406

約数列:

[1, 2, 5, 10, 281, 431, 562, 862, 1405, 1667, 2155, 2810, 3334, 4310, 8335, 16670, 121111, 242222, 468427, 605555, 718477, 936854, 1211110, 1436954, 2342135, 3592385, 4684270, 7184770, 201892037, 403784074, 1009460185, 2018920370]

約数ペア:

[(1, 2018920370), (2, 1009460185), (5, 403784074), (10, 201892037), (281, 7184770), (431, 4684270), (562, 3592385), (862, 2342135), (1405, 1436954), (1667, 1211110), (2155, 936854), (2810, 718477), (3334, 605555), (4310, 468427), (8335, 242222), (16670, 121111)]