22781528

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 55019520

約数和(自身を除く): 32237992

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 154, 217, 248, 308, 341, 434, 616, 682, 868, 1193, 1364, 1736, 2386, 2387, 2728, 4772, 4774, 8351, 9544, 9548, 13123, 16702, 19096, 26246, 33404, 36983, 52492, 66808, 73966, 91861, 104984, 147932, 183722, 258881, 295864, 367444, 406813, 517762, 734888, 813626, 1035524, 1627252, 2071048, 2847691, 3254504, 5695382, 11390764, 22781528]

約数ペア:

[(1, 22781528), (2, 11390764), (4, 5695382), (7, 3254504), (8, 2847691), (11, 2071048), (14, 1627252), (22, 1035524), (28, 813626), (31, 734888), (44, 517762), (56, 406813), (62, 367444), (77, 295864), (88, 258881), (124, 183722), (154, 147932), (217, 104984), (248, 91861), (308, 73966), (341, 66808), (434, 52492), (616, 36983), (682, 33404), (868, 26246), (1193, 19096), (1364, 16702), (1736, 13123), (2386, 9548), (2387, 9544), (2728, 8351), (4772, 4774)]