18011576

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 38782800

約数和(自身を除く): 20771224

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 121, 184, 242, 253, 484, 506, 809, 968, 1012, 1618, 2024, 2783, 3236, 5566, 6472, 8899, 11132, 17798, 18607, 22264, 35596, 37214, 71192, 74428, 97889, 148856, 195778, 204677, 391556, 409354, 783112, 818708, 1637416, 2251447, 4502894, 9005788, 18011576]

約数ペア:

[(1, 18011576), (2, 9005788), (4, 4502894), (8, 2251447), (11, 1637416), (22, 818708), (23, 783112), (44, 409354), (46, 391556), (88, 204677), (92, 195778), (121, 148856), (184, 97889), (242, 74428), (253, 71192), (484, 37214), (506, 35596), (809, 22264), (968, 18607), (1012, 17798), (1618, 11132), (2024, 8899), (2783, 6472), (3236, 5566)]