18611788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4903}}^1$

素因数の和:4993

約数の個数: 24

約数和(自身を含む): 35563808

約数和(自身を除く): 16952020

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 4903, 9806, 19612, 63739, 127478, 254956, 357919, 715838, 1431676, 4652947, 9305894, 18611788]

約数ペア:

[(1, 18611788), (2, 9305894), (4, 4652947), (13, 1431676), (26, 715838), (52, 357919), (73, 254956), (146, 127478), (292, 63739), (949, 19612), (1898, 9806), (3796, 4903)]