19691584

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:443

約数の個数: 56

約数和(自身を含む): 43269408

約数和(自身を除く): 23577824

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 166, 176, 332, 337, 352, 664, 674, 704, 913, 1328, 1348, 1826, 2656, 2696, 3652, 3707, 5312, 5392, 7304, 7414, 10784, 14608, 14828, 21568, 27971, 29216, 29656, 55942, 58432, 59312, 111884, 118624, 223768, 237248, 307681, 447536, 615362, 895072, 1230724, 1790144, 2461448, 4922896, 9845792, 19691584]

約数ペア:

[(1, 19691584), (2, 9845792), (4, 4922896), (8, 2461448), (11, 1790144), (16, 1230724), (22, 895072), (32, 615362), (44, 447536), (64, 307681), (83, 237248), (88, 223768), (166, 118624), (176, 111884), (332, 59312), (337, 58432), (352, 55942), (664, 29656), (674, 29216), (704, 27971), (913, 21568), (1328, 14828), (1348, 14608), (1826, 10784), (2656, 7414), (2696, 7304), (3652, 5392), (3707, 5312)]