18747036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6763}}^1$

素因数の和:6791

約数の個数: 72

約数和(自身を含む): 59090304

約数和(自身を除く): 40343268

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 6763, 13526, 20289, 27052, 40578, 47341, 60867, 74393, 81156, 94682, 121734, 142023, 148786, 189364, 223179, 243468, 284046, 297572, 426069, 446358, 520751, 568092, 669537, 852138, 892716, 1041502, 1339074, 1562253, 1704276, 2083004, 2678148, 3124506, 4686759, 6249012, 9373518, 18747036]

約数ペア:

[(1, 18747036), (2, 9373518), (3, 6249012), (4, 4686759), (6, 3124506), (7, 2678148), (9, 2083004), (11, 1704276), (12, 1562253), (14, 1339074), (18, 1041502), (21, 892716), (22, 852138), (28, 669537), (33, 568092), (36, 520751), (42, 446358), (44, 426069), (63, 297572), (66, 284046), (77, 243468), (84, 223179), (99, 189364), (126, 148786), (132, 142023), (154, 121734), (198, 94682), (231, 81156), (252, 74393), (308, 60867), (396, 47341), (462, 40578), (693, 27052), (924, 20289), (1386, 13526), (2772, 6763)]