20635648

素因数分解:

$2^{13}\times {\mathrm{11}}^1\times {\mathrm{229}}^1$

素因数の和:266

約数の個数: 56

約数和(自身を含む): 45217080

約数和(自身を除く): 24581432

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 229, 256, 352, 458, 512, 704, 916, 1024, 1408, 1832, 2048, 2519, 2816, 3664, 4096, 5038, 5632, 7328, 8192, 10076, 11264, 14656, 20152, 22528, 29312, 40304, 45056, 58624, 80608, 90112, 117248, 161216, 234496, 322432, 468992, 644864, 937984, 1289728, 1875968, 2579456, 5158912, 10317824, 20635648]

約数ペア:

[(1, 20635648), (2, 10317824), (4, 5158912), (8, 2579456), (11, 1875968), (16, 1289728), (22, 937984), (32, 644864), (44, 468992), (64, 322432), (88, 234496), (128, 161216), (176, 117248), (229, 90112), (256, 80608), (352, 58624), (458, 45056), (512, 40304), (704, 29312), (916, 22528), (1024, 20152), (1408, 14656), (1832, 11264), (2048, 10076), (2519, 8192), (2816, 7328), (3664, 5632), (4096, 5038)]