72208784

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{10771}}^1$

素因数の和:11198

約数の個数: 20

約数和(自身を含む): 140251440

約数和(自身を除く): 68042656

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 10771, 21542, 43084, 86168, 172336, 4513049, 9026098, 18052196, 36104392, 72208784]

約数ペア:

[(1, 72208784), (2, 36104392), (4, 18052196), (8, 9026098), (16, 4513049), (419, 172336), (838, 86168), (1676, 43084), (3352, 21542), (6704, 10771)]