19793358

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{337}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 46506096

約数和(自身を除く): 26712738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 251, 337, 502, 674, 753, 1011, 1506, 2022, 2259, 3033, 3263, 4381, 4518, 6066, 6526, 8762, 9789, 13143, 19578, 26286, 29367, 39429, 58734, 78858, 84587, 169174, 253761, 507522, 761283, 1099631, 1522566, 2199262, 3298893, 6597786, 9896679, 19793358]

約数ペア:

[(1, 19793358), (2, 9896679), (3, 6597786), (6, 3298893), (9, 2199262), (13, 1522566), (18, 1099631), (26, 761283), (39, 507522), (78, 253761), (117, 169174), (234, 84587), (251, 78858), (337, 58734), (502, 39429), (674, 29367), (753, 26286), (1011, 19578), (1506, 13143), (2022, 9789), (2259, 8762), (3033, 6526), (3263, 6066), (4381, 4518)]