17821696

素因数分解:

$2^{12}\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 52

約数和(自身を含む): 37678600

約数和(自身を除く): 19856904

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 229, 256, 304, 458, 512, 608, 916, 1024, 1216, 1832, 2048, 2432, 3664, 4096, 4351, 4864, 7328, 8702, 9728, 14656, 17404, 19456, 29312, 34808, 38912, 58624, 69616, 77824, 117248, 139232, 234496, 278464, 468992, 556928, 937984, 1113856, 2227712, 4455424, 8910848, 17821696]

約数ペア:

[(1, 17821696), (2, 8910848), (4, 4455424), (8, 2227712), (16, 1113856), (19, 937984), (32, 556928), (38, 468992), (64, 278464), (76, 234496), (128, 139232), (152, 117248), (229, 77824), (256, 69616), (304, 58624), (458, 38912), (512, 34808), (608, 29312), (916, 19456), (1024, 17404), (1216, 14656), (1832, 9728), (2048, 8702), (2432, 7328), (3664, 4864), (4096, 4351)]