20686064

素因数分解:

$2^4\times 7^1\times {\mathrm{191}}^1\times {\mathrm{967}}^1$

素因数の和:1173

約数の個数: 40

約数和(自身を含む): 46092288

約数和(自身を除く): 25406224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191, 382, 764, 967, 1337, 1528, 1934, 2674, 3056, 3868, 5348, 6769, 7736, 10696, 13538, 15472, 21392, 27076, 54152, 108304, 184697, 369394, 738788, 1292879, 1477576, 2585758, 2955152, 5171516, 10343032, 20686064]

約数ペア:

[(1, 20686064), (2, 10343032), (4, 5171516), (7, 2955152), (8, 2585758), (14, 1477576), (16, 1292879), (28, 738788), (56, 369394), (112, 184697), (191, 108304), (382, 54152), (764, 27076), (967, 21392), (1337, 15472), (1528, 13538), (1934, 10696), (2674, 7736), (3056, 6769), (3868, 5348)]