1986416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 4173840

約数和(自身を除く): 2187424

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 109, 134, 136, 218, 268, 272, 436, 536, 872, 1072, 1139, 1744, 1853, 2278, 3706, 4556, 7303, 7412, 9112, 14606, 14824, 18224, 29212, 29648, 58424, 116848, 124151, 248302, 496604, 993208, 1986416]

約数ペア:

[(1, 1986416), (2, 993208), (4, 496604), (8, 248302), (16, 124151), (17, 116848), (34, 58424), (67, 29648), (68, 29212), (109, 18224), (134, 14824), (136, 14606), (218, 9112), (268, 7412), (272, 7303), (436, 4556), (536, 3706), (872, 2278), (1072, 1853), (1139, 1744)]