18715096

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{571}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 37374480

約数和(自身を除く): 18659384

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 241, 482, 571, 964, 1142, 1928, 2284, 4097, 4568, 8194, 9707, 16388, 19414, 32776, 38828, 77656, 137611, 275222, 550444, 1100888, 2339387, 4678774, 9357548, 18715096]

約数ペア:

[(1, 18715096), (2, 9357548), (4, 4678774), (8, 2339387), (17, 1100888), (34, 550444), (68, 275222), (136, 137611), (241, 77656), (482, 38828), (571, 32776), (964, 19414), (1142, 16388), (1928, 9707), (2284, 8194), (4097, 4568)]