16522970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 32918400

約数和(自身を除く): 16395430

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 199, 230, 361, 398, 437, 722, 874, 995, 1805, 1990, 2185, 3610, 3781, 4370, 4577, 7562, 8303, 9154, 16606, 18905, 22885, 37810, 41515, 45770, 71839, 83030, 86963, 143678, 173926, 359195, 434815, 718390, 869630, 1652297, 3304594, 8261485, 16522970]

約数ペア:

[(1, 16522970), (2, 8261485), (5, 3304594), (10, 1652297), (19, 869630), (23, 718390), (38, 434815), (46, 359195), (95, 173926), (115, 143678), (190, 86963), (199, 83030), (230, 71839), (361, 45770), (398, 41515), (437, 37810), (722, 22885), (874, 18905), (995, 16606), (1805, 9154), (1990, 8303), (2185, 7562), (3610, 4577), (3781, 4370)]