18883728

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1847}}^1$

素因数の和:1932

約数の個数: 60

約数和(自身を含む): 53621568

約数和(自身を除く): 34737840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 1847, 2556, 3408, 3694, 5112, 5541, 7388, 10224, 11082, 14776, 16623, 22164, 29552, 33246, 44328, 66492, 88656, 131137, 132984, 262274, 265968, 393411, 524548, 786822, 1049096, 1180233, 1573644, 2098192, 2360466, 3147288, 4720932, 6294576, 9441864, 18883728]

約数ペア:

[(1, 18883728), (2, 9441864), (3, 6294576), (4, 4720932), (6, 3147288), (8, 2360466), (9, 2098192), (12, 1573644), (16, 1180233), (18, 1049096), (24, 786822), (36, 524548), (48, 393411), (71, 265968), (72, 262274), (142, 132984), (144, 131137), (213, 88656), (284, 66492), (426, 44328), (568, 33246), (639, 29552), (852, 22164), (1136, 16623), (1278, 14776), (1704, 11082), (1847, 10224), (2556, 7388), (3408, 5541), (3694, 5112)]