19335712

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 41906592

約数和(自身を除く): 22570880

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 163, 176, 326, 337, 352, 652, 674, 1304, 1348, 1793, 2608, 2696, 3586, 3707, 5216, 5392, 7172, 7414, 10784, 14344, 14828, 28688, 29656, 54931, 57376, 59312, 109862, 118624, 219724, 439448, 604241, 878896, 1208482, 1757792, 2416964, 4833928, 9667856, 19335712]

約数ペア:

[(1, 19335712), (2, 9667856), (4, 4833928), (8, 2416964), (11, 1757792), (16, 1208482), (22, 878896), (32, 604241), (44, 439448), (88, 219724), (163, 118624), (176, 109862), (326, 59312), (337, 57376), (352, 54931), (652, 29656), (674, 28688), (1304, 14828), (1348, 14344), (1793, 10784), (2608, 7414), (2696, 7172), (3586, 5392), (3707, 5216)]