2001985024

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{300779}}^1$

素因数の和:300810

約数の個数: 40

約数和(自身を含む): 4307771160

約数和(自身を除く): 2305786136

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 300779, 601558, 1203116, 2406232, 3910127, 4812464, 7820254, 9624928, 15640508, 19249856, 31281016, 38499712, 62562032, 76999424, 125124064, 153998848, 250248128, 500496256, 1000992512, 2001985024]

約数ペア:

[(1, 2001985024), (2, 1000992512), (4, 500496256), (8, 250248128), (13, 153998848), (16, 125124064), (26, 76999424), (32, 62562032), (52, 38499712), (64, 31281016), (104, 19249856), (128, 15640508), (208, 9624928), (256, 7820254), (416, 4812464), (512, 3910127), (832, 2406232), (1664, 1203116), (3328, 601558), (6656, 300779)]