81838648

素因数分解:

$2^3\times {\mathrm{859}}^1\times {\mathrm{11909}}^1$

素因数の和:12774

約数の個数: 16

約数和(自身を含む): 153639000

約数和(自身を除く): 71800352

約数列:

[1, 2, 4, 8, 859, 1718, 3436, 6872, 11909, 23818, 47636, 95272, 10229831, 20459662, 40919324, 81838648]

約数ペア:

[(1, 81838648), (2, 40919324), (4, 20459662), (8, 10229831), (859, 95272), (1718, 47636), (3436, 23818), (6872, 11909)]