18281912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2503}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 37860480

約数和(自身を除く): 19578568

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 1826, 2503, 3652, 5006, 7304, 10012, 20024, 27533, 55066, 110132, 207749, 220264, 415498, 830996, 1661992, 2285239, 4570478, 9140956, 18281912]

約数ペア:

[(1, 18281912), (2, 9140956), (4, 4570478), (8, 2285239), (11, 1661992), (22, 830996), (44, 415498), (83, 220264), (88, 207749), (166, 110132), (332, 55066), (664, 27533), (913, 20024), (1826, 10012), (2503, 7304), (3652, 5006)]