18157024280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6218159}}^1$

素因数の和:6218243

約数の個数: 32

約数和(自身を含む): 41412945600

約数和(自身を除く): 23255921320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 6218159, 12436318, 24872636, 31090795, 49745272, 62181590, 124363180, 248726360, 453925607, 907851214, 1815702428, 2269628035, 3631404856, 4539256070, 9078512140, 18157024280]

約数ペア:

[(1, 18157024280), (2, 9078512140), (4, 4539256070), (5, 3631404856), (8, 2269628035), (10, 1815702428), (20, 907851214), (40, 453925607), (73, 248726360), (146, 124363180), (292, 62181590), (365, 49745272), (584, 31090795), (730, 24872636), (1460, 12436318), (2920, 6218159)]