19611506

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6481}}^1$

素因数の和:6589

約数の個数: 16

約数和(自身を含む): 31502520

約数和(自身を除く): 11891014

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 6481, 12962, 110177, 220354, 576809, 1153618, 9805753, 19611506]

約数ペア:

[(1, 19611506), (2, 9805753), (17, 1153618), (34, 576809), (89, 220354), (178, 110177), (1513, 12962), (3026, 6481)]