20539298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 15748702

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 221, 403, 442, 527, 806, 1054, 1499, 2998, 6851, 13702, 19487, 25483, 38974, 46469, 50966, 92938, 331279, 604097, 662558, 789973, 1208194, 1579946, 10269649, 20539298]

約数ペア:

[(1, 20539298), (2, 10269649), (13, 1579946), (17, 1208194), (26, 789973), (31, 662558), (34, 604097), (62, 331279), (221, 92938), (403, 50966), (442, 46469), (527, 38974), (806, 25483), (1054, 19487), (1499, 13702), (2998, 6851)]