19944702976

素因数分解:

$2^{10}\times {\mathrm{11}}^2\times {\mathrm{160969}}^1$

素因数の和:161011

約数の個数: 66

約数和(自身を含む): 43824243470

約数和(自身を除く): 23879540494

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 484, 512, 704, 968, 1024, 1408, 1936, 2816, 3872, 5632, 7744, 11264, 15488, 30976, 61952, 123904, 160969, 321938, 643876, 1287752, 1770659, 2575504, 3541318, 5151008, 7082636, 10302016, 14165272, 19477249, 20604032, 28330544, 38954498, 41208064, 56661088, 77908996, 82416128, 113322176, 155817992, 164832256, 226644352, 311635984, 453288704, 623271968, 906577408, 1246543936, 1813154816, 2493087872, 4986175744, 9972351488, 19944702976]

約数ペア:

[(1, 19944702976), (2, 9972351488), (4, 4986175744), (8, 2493087872), (11, 1813154816), (16, 1246543936), (22, 906577408), (32, 623271968), (44, 453288704), (64, 311635984), (88, 226644352), (121, 164832256), (128, 155817992), (176, 113322176), (242, 82416128), (256, 77908996), (352, 56661088), (484, 41208064), (512, 38954498), (704, 28330544), (968, 20604032), (1024, 19477249), (1408, 14165272), (1936, 10302016), (2816, 7082636), (3872, 5151008), (5632, 3541318), (7744, 2575504), (11264, 1770659), (15488, 1287752), (30976, 643876), (61952, 321938), (123904, 160969)]