20416592

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10723}}^1$

素因数の和:10755

約数の個数: 40

約数和(自身を含む): 47871936

約数和(自身を除く): 27455344

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10723, 21446, 42892, 75061, 85784, 150122, 171568, 182291, 300244, 364582, 600488, 729164, 1200976, 1276037, 1458328, 2552074, 2916656, 5104148, 10208296, 20416592]

約数ペア:

[(1, 20416592), (2, 10208296), (4, 5104148), (7, 2916656), (8, 2552074), (14, 1458328), (16, 1276037), (17, 1200976), (28, 729164), (34, 600488), (56, 364582), (68, 300244), (112, 182291), (119, 171568), (136, 150122), (238, 85784), (272, 75061), (476, 42892), (952, 21446), (1904, 10723)]