15502556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 29547000

約数和(自身を除く): 14044444

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 149, 298, 596, 703, 1369, 1406, 2738, 2812, 2831, 5476, 5513, 5662, 11026, 11324, 22052, 26011, 52022, 104044, 104747, 203981, 209494, 407962, 418988, 815924, 3875639, 7751278, 15502556]

約数ペア:

[(1, 15502556), (2, 7751278), (4, 3875639), (19, 815924), (37, 418988), (38, 407962), (74, 209494), (76, 203981), (148, 104747), (149, 104044), (298, 52022), (596, 26011), (703, 22052), (1369, 11324), (1406, 11026), (2738, 5662), (2812, 5513), (2831, 5476)]