18593168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1187}}^1$

素因数の和:1295

約数の個数: 40

約数和(自身を含む): 39774240

約数和(自身を除く): 21181072

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1187, 1424, 1958, 2374, 3916, 4748, 7832, 9496, 13057, 15664, 18992, 26114, 52228, 104456, 105643, 208912, 211286, 422572, 845144, 1162073, 1690288, 2324146, 4648292, 9296584, 18593168]

約数ペア:

[(1, 18593168), (2, 9296584), (4, 4648292), (8, 2324146), (11, 1690288), (16, 1162073), (22, 845144), (44, 422572), (88, 211286), (89, 208912), (176, 105643), (178, 104456), (356, 52228), (712, 26114), (979, 18992), (1187, 15664), (1424, 13057), (1958, 9496), (2374, 7832), (3916, 4748)]