20169484895

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1\times {\mathrm{14489}}^1$

素因数の和:15815

約数の個数: 32

約数和(自身を含む): 28577525760

約数和(自身を除く): 8408040865

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 1283, 6415, 8981, 14489, 39773, 44905, 72445, 101423, 198865, 278411, 449159, 507115, 1392055, 2245795, 3144113, 15720565, 18589387, 92946935, 130125709, 576270997, 650628545, 2881354985, 4033896979, 20169484895]

約数ペア:

[(1, 20169484895), (5, 4033896979), (7, 2881354985), (31, 650628545), (35, 576270997), (155, 130125709), (217, 92946935), (1085, 18589387), (1283, 15720565), (6415, 3144113), (8981, 2245795), (14489, 1392055), (39773, 507115), (44905, 449159), (72445, 278411), (101423, 198865)]