18869624

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 36408000

約数和(自身を除く): 17538376

約数列:

[1, 2, 4, 8, 73, 79, 146, 158, 292, 316, 409, 584, 632, 818, 1636, 3272, 5767, 11534, 23068, 29857, 32311, 46136, 59714, 64622, 119428, 129244, 238856, 258488, 2358703, 4717406, 9434812, 18869624]

約数ペア:

[(1, 18869624), (2, 9434812), (4, 4717406), (8, 2358703), (73, 258488), (79, 238856), (146, 129244), (158, 119428), (292, 64622), (316, 59714), (409, 46136), (584, 32311), (632, 29857), (818, 23068), (1636, 11534), (3272, 5767)]