20447212

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 36495200

約数和(自身を除く): 16047988

約数列:

[1, 2, 4, 97, 151, 194, 302, 349, 388, 604, 698, 1396, 14647, 29294, 33853, 52699, 58588, 67706, 105398, 135412, 210796, 5111803, 10223606, 20447212]

約数ペア:

[(1, 20447212), (2, 10223606), (4, 5111803), (97, 210796), (151, 135412), (194, 105398), (302, 67706), (349, 58588), (388, 52699), (604, 33853), (698, 29294), (1396, 14647)]