18399942

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 47099520

約数和(自身を除く): 28699578

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 67, 73, 99, 114, 134, 146, 171, 198, 201, 209, 219, 342, 402, 418, 438, 603, 627, 657, 737, 803, 1206, 1254, 1273, 1314, 1387, 1474, 1606, 1881, 2211, 2409, 2546, 2774, 3762, 3819, 4161, 4422, 4818, 4891, 6633, 7227, 7638, 8322, 9782, 11457, 12483, 13266, 14003, 14454, 14673, 15257, 22914, 24966, 28006, 29346, 30514, 42009, 44019, 45771, 53801, 84018, 88038, 91542, 92929, 107602, 126027, 137313, 161403, 185858, 252054, 274626, 278787, 322806, 484209, 557574, 836361, 968418, 1022219, 1672722, 2044438, 3066657, 6133314, 9199971, 18399942]

約数ペア:

[(1, 18399942), (2, 9199971), (3, 6133314), (6, 3066657), (9, 2044438), (11, 1672722), (18, 1022219), (19, 968418), (22, 836361), (33, 557574), (38, 484209), (57, 322806), (66, 278787), (67, 274626), (73, 252054), (99, 185858), (114, 161403), (134, 137313), (146, 126027), (171, 107602), (198, 92929), (201, 91542), (209, 88038), (219, 84018), (342, 53801), (402, 45771), (418, 44019), (438, 42009), (603, 30514), (627, 29346), (657, 28006), (737, 24966), (803, 22914), (1206, 15257), (1254, 14673), (1273, 14454), (1314, 14003), (1387, 13266), (1474, 12483), (1606, 11457), (1881, 9782), (2211, 8322), (2409, 7638), (2546, 7227), (2774, 6633), (3762, 4891), (3819, 4818), (4161, 4422)]