18905125638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{297503}}^1$

素因数の和:297621

約数の個数: 64

約数和(自身を含む): 46267822080

約数和(自身を除く): 27362696442

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 89, 102, 119, 178, 238, 267, 357, 534, 623, 714, 1246, 1513, 1869, 3026, 3738, 4539, 9078, 10591, 21182, 31773, 63546, 297503, 595006, 892509, 1785018, 2082521, 4165042, 5057551, 6247563, 10115102, 12495126, 15172653, 26477767, 30345306, 35402857, 52955534, 70805714, 79433301, 106208571, 158866602, 185344369, 212417142, 370688738, 450122039, 556033107, 900244078, 1112066214, 1350366117, 2700732234, 3150854273, 6301708546, 9452562819, 18905125638]

約数ペア:

[(1, 18905125638), (2, 9452562819), (3, 6301708546), (6, 3150854273), (7, 2700732234), (14, 1350366117), (17, 1112066214), (21, 900244078), (34, 556033107), (42, 450122039), (51, 370688738), (89, 212417142), (102, 185344369), (119, 158866602), (178, 106208571), (238, 79433301), (267, 70805714), (357, 52955534), (534, 35402857), (623, 30345306), (714, 26477767), (1246, 15172653), (1513, 12495126), (1869, 10115102), (3026, 6247563), (3738, 5057551), (4539, 4165042), (9078, 2082521), (10591, 1785018), (21182, 892509), (31773, 595006), (63546, 297503)]