16580702988

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{6486973}}^1$

素因数の和:6487054

約数の個数: 36

約数和(自身を含む): 42502653648

約数和(自身を除く): 25921950660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 6486973, 12973946, 19460919, 25947892, 38921838, 58382757, 77843676, 116765514, 233531028, 460575083, 921150166, 1381725249, 1842300332, 2763450498, 4145175747, 5526900996, 8290351494, 16580702988]

約数ペア:

[(1, 16580702988), (2, 8290351494), (3, 5526900996), (4, 4145175747), (6, 2763450498), (9, 1842300332), (12, 1381725249), (18, 921150166), (36, 460575083), (71, 233531028), (142, 116765514), (213, 77843676), (284, 58382757), (426, 38921838), (639, 25947892), (852, 19460919), (1278, 12973946), (2556, 6486973)]