20007788563

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{87251}}^1$

素因数の和:87363

約数の個数: 32

約数和(自身を含む): 25329604608

約数和(自身を除く): 5321816045

約数列:

[1, 7, 17, 41, 47, 119, 287, 329, 697, 799, 1927, 4879, 5593, 13489, 32759, 87251, 229313, 610757, 1483267, 3577291, 4100797, 10382869, 25041037, 28705579, 60813947, 69713549, 168132677, 425697629, 487994843, 1176928739, 2858255509, 20007788563]

約数ペア:

[(1, 20007788563), (7, 2858255509), (17, 1176928739), (41, 487994843), (47, 425697629), (119, 168132677), (287, 69713549), (329, 60813947), (697, 28705579), (799, 25041037), (1927, 10382869), (4879, 4100797), (5593, 3577291), (13489, 1483267), (32759, 610757), (87251, 229313)]