2108778878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{67103}}^1$

素因数の和:67951

約数の個数: 16

約数和(自身を含む): 3333726720

約数和(自身を除く): 1224947842

約数列:

[1, 2, 19, 38, 827, 1654, 15713, 31426, 67103, 134206, 1274957, 2549914, 55494181, 110988362, 1054389439, 2108778878]

約数ペア:

[(1, 2108778878), (2, 1054389439), (19, 110988362), (38, 55494181), (827, 2549914), (1654, 1274957), (15713, 134206), (31426, 67103)]