18792656

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:483

約数の個数: 40

約数和(自身を含む): 38330880

約数和(自身を除く): 19538224

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 223, 229, 368, 446, 458, 892, 916, 1784, 1832, 3568, 3664, 5129, 5267, 10258, 10534, 20516, 21068, 41032, 42136, 51067, 82064, 84272, 102134, 204268, 408536, 817072, 1174541, 2349082, 4698164, 9396328, 18792656]

約数ペア:

[(1, 18792656), (2, 9396328), (4, 4698164), (8, 2349082), (16, 1174541), (23, 817072), (46, 408536), (92, 204268), (184, 102134), (223, 84272), (229, 82064), (368, 51067), (446, 42136), (458, 41032), (892, 21068), (916, 20516), (1784, 10534), (1832, 10258), (3568, 5267), (3664, 5129)]