19400444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{36467}}^1$

素因数の和:36497

約数の個数: 24

約数和(自身を含む): 40844160

約数和(自身を除く): 21443716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 36467, 72934, 145868, 255269, 510538, 692873, 1021076, 1385746, 2771492, 4850111, 9700222, 19400444]

約数ペア:

[(1, 19400444), (2, 9700222), (4, 4850111), (7, 2771492), (14, 1385746), (19, 1021076), (28, 692873), (38, 510538), (76, 255269), (133, 145868), (266, 72934), (532, 36467)]