264380516

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{183089}}^1$

素因数の和:183131

約数の個数: 18

約数和(自身を含む): 488301030

約数和(自身を除く): 223920514

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 183089, 366178, 732356, 3478691, 6957382, 13914764, 66095129, 132190258, 264380516]

約数ペア:

[(1, 264380516), (2, 132190258), (4, 66095129), (19, 13914764), (38, 6957382), (76, 3478691), (361, 732356), (722, 366178), (1444, 183089)]