1808116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 3426080

約数和(自身を除く): 1617964

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 643, 703, 1286, 1406, 2572, 2812, 12217, 23791, 24434, 47582, 48868, 95164, 452029, 904058, 1808116]

約数ペア:

[(1, 1808116), (2, 904058), (4, 452029), (19, 95164), (37, 48868), (38, 47582), (74, 24434), (76, 23791), (148, 12217), (643, 2812), (703, 2572), (1286, 1406)]