18408786

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 42771456

約数和(自身を除く): 24362670

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 67, 69, 134, 138, 181, 201, 253, 362, 402, 506, 543, 737, 759, 1086, 1474, 1518, 1541, 1991, 2211, 3082, 3982, 4163, 4422, 4623, 5973, 8326, 9246, 11946, 12127, 12489, 16951, 24254, 24978, 33902, 36381, 45793, 50853, 72762, 91586, 101706, 133397, 137379, 266794, 274758, 278921, 400191, 557842, 800382, 836763, 1673526, 3068131, 6136262, 9204393, 18408786]

約数ペア:

[(1, 18408786), (2, 9204393), (3, 6136262), (6, 3068131), (11, 1673526), (22, 836763), (23, 800382), (33, 557842), (46, 400191), (66, 278921), (67, 274758), (69, 266794), (134, 137379), (138, 133397), (181, 101706), (201, 91586), (253, 72762), (362, 50853), (402, 45793), (506, 36381), (543, 33902), (737, 24978), (759, 24254), (1086, 16951), (1474, 12489), (1518, 12127), (1541, 11946), (1991, 9246), (2211, 8326), (3082, 5973), (3982, 4623), (4163, 4422)]