1808528

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 40

約数和(自身を含む): 3805560

約数和(自身を除く): 1997032

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 109, 122, 136, 218, 244, 272, 436, 488, 872, 976, 1037, 1744, 1853, 2074, 3706, 4148, 6649, 7412, 8296, 13298, 14824, 16592, 26596, 29648, 53192, 106384, 113033, 226066, 452132, 904264, 1808528]

約数ペア:

[(1, 1808528), (2, 904264), (4, 452132), (8, 226066), (16, 113033), (17, 106384), (34, 53192), (61, 29648), (68, 26596), (109, 16592), (122, 14824), (136, 13298), (218, 8296), (244, 7412), (272, 6649), (436, 4148), (488, 3706), (872, 2074), (976, 1853), (1037, 1744)]