3987416

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 8094000

約数和(自身を除く): 4106584

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 709, 1406, 1418, 2812, 2836, 5624, 5672, 13471, 26233, 26942, 52466, 53884, 104932, 107768, 209864, 498427, 996854, 1993708, 3987416]

約数ペア:

[(1, 3987416), (2, 1993708), (4, 996854), (8, 498427), (19, 209864), (37, 107768), (38, 104932), (74, 53884), (76, 52466), (148, 26942), (152, 26233), (296, 13471), (703, 5672), (709, 5624), (1406, 2836), (1418, 2812)]