1904816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 40

約数和(自身を含む): 4017600

約数和(自身を除く): 2112784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 149, 188, 272, 298, 376, 596, 752, 799, 1192, 1598, 2384, 2533, 3196, 5066, 6392, 7003, 10132, 12784, 14006, 20264, 28012, 40528, 56024, 112048, 119051, 238102, 476204, 952408, 1904816]

約数ペア:

[(1, 1904816), (2, 952408), (4, 476204), (8, 238102), (16, 119051), (17, 112048), (34, 56024), (47, 40528), (68, 28012), (94, 20264), (136, 14006), (149, 12784), (188, 10132), (272, 7003), (298, 6392), (376, 5066), (596, 3196), (752, 2533), (799, 2384), (1192, 1598)]