18999468

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 34222932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 47, 54, 57, 76, 94, 108, 114, 141, 171, 188, 197, 228, 282, 342, 394, 423, 513, 564, 591, 684, 788, 846, 893, 1026, 1182, 1269, 1692, 1773, 1786, 2052, 2364, 2538, 2679, 3546, 3572, 3743, 5076, 5319, 5358, 7092, 7486, 8037, 9259, 10638, 10716, 11229, 14972, 16074, 18518, 21276, 22458, 24111, 27777, 32148, 33687, 37036, 44916, 48222, 55554, 67374, 83331, 96444, 101061, 111108, 134748, 166662, 175921, 202122, 249993, 333324, 351842, 404244, 499986, 527763, 703684, 999972, 1055526, 1583289, 2111052, 3166578, 4749867, 6333156, 9499734, 18999468]

約数ペア:

[(1, 18999468), (2, 9499734), (3, 6333156), (4, 4749867), (6, 3166578), (9, 2111052), (12, 1583289), (18, 1055526), (19, 999972), (27, 703684), (36, 527763), (38, 499986), (47, 404244), (54, 351842), (57, 333324), (76, 249993), (94, 202122), (108, 175921), (114, 166662), (141, 134748), (171, 111108), (188, 101061), (197, 96444), (228, 83331), (282, 67374), (342, 55554), (394, 48222), (423, 44916), (513, 37036), (564, 33687), (591, 32148), (684, 27777), (788, 24111), (846, 22458), (893, 21276), (1026, 18518), (1182, 16074), (1269, 14972), (1692, 11229), (1773, 10716), (1786, 10638), (2052, 9259), (2364, 8037), (2538, 7486), (2679, 7092), (3546, 5358), (3572, 5319), (3743, 5076)]