16681734

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 39744000

約数和(自身を除く): 23062266

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 71, 114, 142, 171, 213, 229, 342, 426, 458, 513, 639, 687, 1026, 1278, 1349, 1374, 1917, 2061, 2698, 3834, 4047, 4122, 4351, 6183, 8094, 8702, 12141, 12366, 13053, 16259, 24282, 26106, 32518, 36423, 39159, 48777, 72846, 78318, 97554, 117477, 146331, 234954, 292662, 308921, 438993, 617842, 877986, 926763, 1853526, 2780289, 5560578, 8340867, 16681734]

約数ペア:

[(1, 16681734), (2, 8340867), (3, 5560578), (6, 2780289), (9, 1853526), (18, 926763), (19, 877986), (27, 617842), (38, 438993), (54, 308921), (57, 292662), (71, 234954), (114, 146331), (142, 117477), (171, 97554), (213, 78318), (229, 72846), (342, 48777), (426, 39159), (458, 36423), (513, 32518), (639, 26106), (687, 24282), (1026, 16259), (1278, 13053), (1349, 12366), (1374, 12141), (1917, 8702), (2061, 8094), (2698, 6183), (3834, 4351), (4047, 4122)]