20752516

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 36

約数和(自身を含む): 39020800

約数和(自身を除く): 18268284

約数列:

[1, 2, 4, 29, 31, 58, 62, 116, 124, 199, 398, 796, 841, 899, 1682, 1798, 3364, 3596, 5771, 6169, 11542, 12338, 23084, 24676, 26071, 52142, 104284, 167359, 178901, 334718, 357802, 669436, 715604, 5188129, 10376258, 20752516]

約数ペア:

[(1, 20752516), (2, 10376258), (4, 5188129), (29, 715604), (31, 669436), (58, 357802), (62, 334718), (116, 178901), (124, 167359), (199, 104284), (398, 52142), (796, 26071), (841, 24676), (899, 23084), (1682, 12338), (1798, 11542), (3364, 6169), (3596, 5771)]