20760397552

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7043}}^1\times {\mathrm{10837}}^1$

素因数の和:17905

約数の個数: 40

約数和(自身を含む): 42599322576

約数和(自身を除く): 21838925024

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7043, 10837, 14086, 21674, 28172, 43348, 56344, 86696, 112688, 119731, 173392, 184229, 239462, 368458, 478924, 736916, 957848, 1473832, 1915696, 2947664, 76324991, 152649982, 305299964, 610599928, 1221199856, 1297524847, 2595049694, 5190099388, 10380198776, 20760397552]

約数ペア:

[(1, 20760397552), (2, 10380198776), (4, 5190099388), (8, 2595049694), (16, 1297524847), (17, 1221199856), (34, 610599928), (68, 305299964), (136, 152649982), (272, 76324991), (7043, 2947664), (10837, 1915696), (14086, 1473832), (21674, 957848), (28172, 736916), (43348, 478924), (56344, 368458), (86696, 239462), (112688, 184229), (119731, 173392)]