20958106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 35779968

約数和(自身を除く): 14821862

約数列:

[1, 2, 13, 23, 26, 46, 101, 202, 299, 347, 598, 694, 1313, 2323, 2626, 4511, 4646, 7981, 9022, 15962, 30199, 35047, 60398, 70094, 103753, 207506, 455611, 806081, 911222, 1612162, 10479053, 20958106]

約数ペア:

[(1, 20958106), (2, 10479053), (13, 1612162), (23, 911222), (26, 806081), (46, 455611), (101, 207506), (202, 103753), (299, 70094), (347, 60398), (598, 35047), (694, 30199), (1313, 15962), (2323, 9022), (2626, 7981), (4511, 4646)]