18563454

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1654

約数の個数: 72

約数和(自身を含む): 50417640

約数和(自身を除く): 31854186

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1619, 1638, 1911, 3238, 3822, 4857, 5733, 9714, 11333, 11466, 14571, 21047, 22666, 29142, 33999, 42094, 63141, 67998, 79331, 101997, 126282, 147329, 158662, 189423, 203994, 237993, 294658, 378846, 441987, 475986, 713979, 883974, 1031303, 1325961, 1427958, 2062606, 2651922, 3093909, 6187818, 9281727, 18563454]

約数ペア:

[(1, 18563454), (2, 9281727), (3, 6187818), (6, 3093909), (7, 2651922), (9, 2062606), (13, 1427958), (14, 1325961), (18, 1031303), (21, 883974), (26, 713979), (39, 475986), (42, 441987), (49, 378846), (63, 294658), (78, 237993), (91, 203994), (98, 189423), (117, 158662), (126, 147329), (147, 126282), (182, 101997), (234, 79331), (273, 67998), (294, 63141), (441, 42094), (546, 33999), (637, 29142), (819, 22666), (882, 21047), (1274, 14571), (1619, 11466), (1638, 11333), (1911, 9714), (3238, 5733), (3822, 4857)]