20188514312

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{541}}^1\times {\mathrm{65699}}^1$

素因数の和:66317

約数の個数: 32

約数和(自身を含む): 38458152000

約数和(自身を除く): 18269637688

約数列:

[1, 2, 4, 8, 71, 142, 284, 541, 568, 1082, 2164, 4328, 38411, 65699, 76822, 131398, 153644, 262796, 307288, 525592, 4664629, 9329258, 18658516, 35543159, 37317032, 71086318, 142172636, 284345272, 2523564289, 5047128578, 10094257156, 20188514312]

約数ペア:

[(1, 20188514312), (2, 10094257156), (4, 5047128578), (8, 2523564289), (71, 284345272), (142, 142172636), (284, 71086318), (541, 37317032), (568, 35543159), (1082, 18658516), (2164, 9329258), (4328, 4664629), (38411, 525592), (65699, 307288), (76822, 262796), (131398, 153644)]