20157740888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3153589}}^1$

素因数の和:3153659

約数の個数: 32

約数和(自身を含む): 40870526400

約数和(自身を除く): 20712785512

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 3196, 6392, 3153589, 6307178, 12614356, 25228712, 53611013, 107222026, 148218683, 214444052, 296437366, 428888104, 592874732, 1185749464, 2519717611, 5039435222, 10078870444, 20157740888]

約数ペア:

[(1, 20157740888), (2, 10078870444), (4, 5039435222), (8, 2519717611), (17, 1185749464), (34, 592874732), (47, 428888104), (68, 296437366), (94, 214444052), (136, 148218683), (188, 107222026), (376, 53611013), (799, 25228712), (1598, 12614356), (3196, 6307178), (6392, 3153589)]