16720236

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{11909}}^1$

素因数の和:11935

約数の個数: 48

約数和(自身を含む): 46687200

約数和(自身を除く): 29966964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 11909, 23818, 35727, 47636, 71454, 107181, 142908, 154817, 214362, 309634, 321543, 428724, 464451, 619268, 643086, 928902, 1286172, 1393353, 1857804, 2786706, 4180059, 5573412, 8360118, 16720236]

約数ペア:

[(1, 16720236), (2, 8360118), (3, 5573412), (4, 4180059), (6, 2786706), (9, 1857804), (12, 1393353), (13, 1286172), (18, 928902), (26, 643086), (27, 619268), (36, 464451), (39, 428724), (52, 321543), (54, 309634), (78, 214362), (108, 154817), (117, 142908), (156, 107181), (234, 71454), (351, 47636), (468, 35727), (702, 23818), (1404, 11909)]