15992812

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 31102848

約数和(自身を除く): 15110036

約数列:

[1, 2, 4, 11, 22, 44, 121, 173, 191, 242, 346, 382, 484, 692, 764, 1903, 2101, 3806, 4202, 7612, 8404, 20933, 23111, 33043, 41866, 46222, 66086, 83732, 92444, 132172, 363473, 726946, 1453892, 3998203, 7996406, 15992812]

約数ペア:

[(1, 15992812), (2, 7996406), (4, 3998203), (11, 1453892), (22, 726946), (44, 363473), (121, 132172), (173, 92444), (191, 83732), (242, 66086), (346, 46222), (382, 41866), (484, 33043), (692, 23111), (764, 20933), (1903, 8404), (2101, 7612), (3806, 4202)]