1021122890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5374331}}^1$

素因数の和:5374357

約数の個数: 16

約数和(自身を含む): 1934759520

約数和(自身を除く): 913636630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 5374331, 10748662, 26871655, 53743310, 102112289, 204224578, 510561445, 1021122890]

約数ペア:

[(1, 1021122890), (2, 510561445), (5, 204224578), (10, 102112289), (19, 53743310), (38, 26871655), (95, 10748662), (190, 5374331)]