18104504

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 38064600

約数和(自身を除く): 19960096

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 121, 236, 242, 317, 472, 484, 634, 649, 968, 1268, 1298, 2536, 2596, 3487, 5192, 6974, 7139, 13948, 14278, 18703, 27896, 28556, 37406, 38357, 57112, 74812, 76714, 149624, 153428, 205733, 306856, 411466, 822932, 1645864, 2263063, 4526126, 9052252, 18104504]

約数ペア:

[(1, 18104504), (2, 9052252), (4, 4526126), (8, 2263063), (11, 1645864), (22, 822932), (44, 411466), (59, 306856), (88, 205733), (118, 153428), (121, 149624), (236, 76714), (242, 74812), (317, 57112), (472, 38357), (484, 37406), (634, 28556), (649, 27896), (968, 18703), (1268, 14278), (1298, 13948), (2536, 7139), (2596, 6974), (3487, 5192)]