668021808

素因数分解:

$2^4\times 3^1\times {\mathrm{13917121}}^1$

素因数の和:13917132

約数の個数: 20

約数和(自身を含む): 1725723128

約数和(自身を除く): 1057701320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13917121, 27834242, 41751363, 55668484, 83502726, 111336968, 167005452, 222673936, 334010904, 668021808]

約数ペア:

[(1, 668021808), (2, 334010904), (3, 222673936), (4, 167005452), (6, 111336968), (8, 83502726), (12, 55668484), (16, 41751363), (24, 27834242), (48, 13917121)]