20658508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{751}}^1$

素因数の和:814

約数の個数: 36

約数和(自身を含む): 40753888

約数和(自身を除く): 20095380

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 529, 598, 751, 1058, 1196, 1502, 2116, 3004, 6877, 9763, 13754, 17273, 19526, 27508, 34546, 39052, 69092, 224549, 397279, 449098, 794558, 898196, 1589116, 5164627, 10329254, 20658508]

約数ペア:

[(1, 20658508), (2, 10329254), (4, 5164627), (13, 1589116), (23, 898196), (26, 794558), (46, 449098), (52, 397279), (92, 224549), (299, 69092), (529, 39052), (598, 34546), (751, 27508), (1058, 19526), (1196, 17273), (1502, 13754), (2116, 9763), (3004, 6877)]