18340168

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1567}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 45158400

約数和(自身を除く): 26818232

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1567, 1672, 2926, 3134, 5852, 6268, 10969, 11704, 12536, 17237, 21938, 29773, 34474, 43876, 59546, 68948, 87752, 119092, 120659, 137896, 208411, 238184, 241318, 327503, 416822, 482636, 655006, 833644, 965272, 1310012, 1667288, 2292521, 2620024, 4585042, 9170084, 18340168]

約数ペア:

[(1, 18340168), (2, 9170084), (4, 4585042), (7, 2620024), (8, 2292521), (11, 1667288), (14, 1310012), (19, 965272), (22, 833644), (28, 655006), (38, 482636), (44, 416822), (56, 327503), (76, 241318), (77, 238184), (88, 208411), (133, 137896), (152, 120659), (154, 119092), (209, 87752), (266, 68948), (308, 59546), (418, 43876), (532, 34474), (616, 29773), (836, 21938), (1064, 17237), (1463, 12536), (1567, 11704), (1672, 10969), (2926, 6268), (3134, 5852)]