38991328

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 79634016

約数和(自身を除く): 40642688

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 113, 164, 226, 263, 328, 452, 526, 656, 904, 1052, 1312, 1808, 2104, 3616, 4208, 4633, 8416, 9266, 10783, 18532, 21566, 29719, 37064, 43132, 59438, 74128, 86264, 118876, 148256, 172528, 237752, 345056, 475504, 951008, 1218479, 2436958, 4873916, 9747832, 19495664, 38991328]

約数ペア:

[(1, 38991328), (2, 19495664), (4, 9747832), (8, 4873916), (16, 2436958), (32, 1218479), (41, 951008), (82, 475504), (113, 345056), (164, 237752), (226, 172528), (263, 148256), (328, 118876), (452, 86264), (526, 74128), (656, 59438), (904, 43132), (1052, 37064), (1312, 29719), (1808, 21566), (2104, 18532), (3616, 10783), (4208, 9266), (4633, 8416)]