19177676

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 40567296

約数和(自身を除く): 21389620

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 97, 161, 194, 307, 322, 388, 614, 644, 679, 1228, 1358, 2149, 2231, 2716, 4298, 4462, 7061, 8596, 8924, 14122, 15617, 28244, 29779, 31234, 49427, 59558, 62468, 98854, 119116, 197708, 208453, 416906, 684917, 833812, 1369834, 2739668, 4794419, 9588838, 19177676]

約数ペア:

[(1, 19177676), (2, 9588838), (4, 4794419), (7, 2739668), (14, 1369834), (23, 833812), (28, 684917), (46, 416906), (92, 208453), (97, 197708), (161, 119116), (194, 98854), (307, 62468), (322, 59558), (388, 49427), (614, 31234), (644, 29779), (679, 28244), (1228, 15617), (1358, 14122), (2149, 8924), (2231, 8596), (2716, 7061), (4298, 4462)]