1999247042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{402587}}^1$

素因数の和:402793

約数の個数: 16

約数和(自身を含む): 3246469632

約数和(自身を除く): 1247222590

約数列:

[1, 2, 13, 26, 191, 382, 2483, 4966, 402587, 805174, 5233631, 10467262, 76894117, 153788234, 999623521, 1999247042]

約数ペア:

[(1, 1999247042), (2, 999623521), (13, 153788234), (26, 76894117), (191, 10467262), (382, 5233631), (2483, 805174), (4966, 402587)]