16784456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 34104000

約数和(自身を除く): 17319544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 811, 1592, 1622, 2587, 3244, 5174, 6488, 10348, 10543, 20696, 21086, 42172, 84344, 161389, 322778, 645556, 1291112, 2098057, 4196114, 8392228, 16784456]

約数ペア:

[(1, 16784456), (2, 8392228), (4, 4196114), (8, 2098057), (13, 1291112), (26, 645556), (52, 322778), (104, 161389), (199, 84344), (398, 42172), (796, 21086), (811, 20696), (1592, 10543), (1622, 10348), (2587, 6488), (3244, 5174)]