20941888

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 56

約数和(自身を含む): 45866304

約数和(自身を除く): 24924416

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 151, 176, 197, 302, 352, 394, 604, 704, 788, 1208, 1576, 1661, 2167, 2416, 3152, 3322, 4334, 4832, 6304, 6644, 8668, 9664, 12608, 13288, 17336, 26576, 29747, 34672, 53152, 59494, 69344, 106304, 118988, 138688, 237976, 327217, 475952, 654434, 951904, 1308868, 1903808, 2617736, 5235472, 10470944, 20941888]

約数ペア:

[(1, 20941888), (2, 10470944), (4, 5235472), (8, 2617736), (11, 1903808), (16, 1308868), (22, 951904), (32, 654434), (44, 475952), (64, 327217), (88, 237976), (151, 138688), (176, 118988), (197, 106304), (302, 69344), (352, 59494), (394, 53152), (604, 34672), (704, 29747), (788, 26576), (1208, 17336), (1576, 13288), (1661, 12608), (2167, 9664), (2416, 8668), (3152, 6644), (3322, 6304), (4334, 4832)]