16720848

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1399}}^1$

素因数の和:1496

約数の個数: 60

約数和(自身を含む): 47392800

約数和(自身を除く): 30671952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1399, 1494, 1992, 2798, 2988, 3984, 4197, 5596, 5976, 8394, 11192, 11952, 12591, 16788, 22384, 25182, 33576, 50364, 67152, 100728, 116117, 201456, 232234, 348351, 464468, 696702, 928936, 1045053, 1393404, 1857872, 2090106, 2786808, 4180212, 5573616, 8360424, 16720848]

約数ペア:

[(1, 16720848), (2, 8360424), (3, 5573616), (4, 4180212), (6, 2786808), (8, 2090106), (9, 1857872), (12, 1393404), (16, 1045053), (18, 928936), (24, 696702), (36, 464468), (48, 348351), (72, 232234), (83, 201456), (144, 116117), (166, 100728), (249, 67152), (332, 50364), (498, 33576), (664, 25182), (747, 22384), (996, 16788), (1328, 12591), (1399, 11952), (1494, 11192), (1992, 8394), (2798, 5976), (2988, 5596), (3984, 4197)]