20404626

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3061}}^1$

素因数の和:3178

約数の個数: 32

約数和(自身を含む): 44974656

約数和(自身を除く): 24570030

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 101, 202, 303, 606, 1111, 2222, 3061, 3333, 6122, 6666, 9183, 18366, 33671, 67342, 101013, 202026, 309161, 618322, 927483, 1854966, 3400771, 6801542, 10202313, 20404626]

約数ペア:

[(1, 20404626), (2, 10202313), (3, 6801542), (6, 3400771), (11, 1854966), (22, 927483), (33, 618322), (66, 309161), (101, 202026), (202, 101013), (303, 67342), (606, 33671), (1111, 18366), (2222, 9183), (3061, 6666), (3333, 6122)]