2021076784

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{307}}^1\times {\mathrm{1601}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 3946341168

約数和(自身を除く): 1925264384

約数列:

[1, 2, 4, 8, 16, 257, 307, 514, 614, 1028, 1228, 1601, 2056, 2456, 3202, 4112, 4912, 6404, 12808, 25616, 78899, 157798, 315596, 411457, 491507, 631192, 822914, 983014, 1262384, 1645828, 1966028, 3291656, 3932056, 6583312, 7864112, 126317299, 252634598, 505269196, 1010538392, 2021076784]

約数ペア:

[(1, 2021076784), (2, 1010538392), (4, 505269196), (8, 252634598), (16, 126317299), (257, 7864112), (307, 6583312), (514, 3932056), (614, 3291656), (1028, 1966028), (1228, 1645828), (1601, 1262384), (2056, 983014), (2456, 822914), (3202, 631192), (4112, 491507), (4912, 411457), (6404, 315596), (12808, 157798), (25616, 78899)]