19893042

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 46807488

約数和(自身を除く): 26914446

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 234, 302, 453, 563, 906, 1126, 1359, 1689, 1963, 2718, 3378, 3926, 5067, 5889, 7319, 10134, 11778, 14638, 17667, 21957, 35334, 43914, 65871, 85013, 131742, 170026, 255039, 510078, 765117, 1105169, 1530234, 2210338, 3315507, 6631014, 9946521, 19893042]

約数ペア:

[(1, 19893042), (2, 9946521), (3, 6631014), (6, 3315507), (9, 2210338), (13, 1530234), (18, 1105169), (26, 765117), (39, 510078), (78, 255039), (117, 170026), (151, 131742), (234, 85013), (302, 65871), (453, 43914), (563, 35334), (906, 21957), (1126, 17667), (1359, 14638), (1689, 11778), (1963, 10134), (2718, 7319), (3378, 5889), (3926, 5067)]