16819972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3023}}^1$

素因数の和:3147

約数の個数: 24

約数和(自身を含む): 32006016

約数和(自身を除く): 15186044

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3023, 5564, 6046, 12092, 39299, 78598, 157196, 323461, 646922, 1293844, 4204993, 8409986, 16819972]

約数ペア:

[(1, 16819972), (2, 8409986), (4, 4204993), (13, 1293844), (26, 646922), (52, 323461), (107, 157196), (214, 78598), (428, 39299), (1391, 12092), (2782, 6046), (3023, 5564)]