17972892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{977}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 52686816

約数和(自身を除く): 34713924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 977, 1022, 1314, 1533, 1954, 2044, 2628, 2931, 3066, 3908, 4599, 5862, 6132, 6839, 8793, 9198, 11724, 13678, 17586, 18396, 20517, 27356, 35172, 41034, 61551, 71321, 82068, 123102, 142642, 213963, 246204, 285284, 427926, 499247, 641889, 855852, 998494, 1283778, 1497741, 1996988, 2567556, 2995482, 4493223, 5990964, 8986446, 17972892]

約数ペア:

[(1, 17972892), (2, 8986446), (3, 5990964), (4, 4493223), (6, 2995482), (7, 2567556), (9, 1996988), (12, 1497741), (14, 1283778), (18, 998494), (21, 855852), (28, 641889), (36, 499247), (42, 427926), (63, 285284), (73, 246204), (84, 213963), (126, 142642), (146, 123102), (219, 82068), (252, 71321), (292, 61551), (438, 41034), (511, 35172), (657, 27356), (876, 20517), (977, 18396), (1022, 17586), (1314, 13678), (1533, 11724), (1954, 9198), (2044, 8793), (2628, 6839), (2931, 6132), (3066, 5862), (3908, 4599)]