19417538

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 34258944

約数和(自身を除く): 14841406

約数列:

[1, 2, 7, 14, 67, 127, 134, 163, 254, 326, 469, 889, 938, 1141, 1778, 2282, 8509, 10921, 17018, 20701, 21842, 41402, 59563, 76447, 119126, 144907, 152894, 289814, 1386967, 2773934, 9708769, 19417538]

約数ペア:

[(1, 19417538), (2, 9708769), (7, 2773934), (14, 1386967), (67, 289814), (127, 152894), (134, 144907), (163, 119126), (254, 76447), (326, 59563), (469, 41402), (889, 21842), (938, 20701), (1141, 17018), (1778, 10921), (2282, 8509)]