19988988

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{87671}}^1$

素因数の和:87697

約数の個数: 24

約数和(自身を含む): 49096320

約数和(自身を除く): 29107332

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 87671, 175342, 263013, 350684, 526026, 1052052, 1665749, 3331498, 4997247, 6662996, 9994494, 19988988]

約数ペア:

[(1, 19988988), (2, 9994494), (3, 6662996), (4, 4997247), (6, 3331498), (12, 1665749), (19, 1052052), (38, 526026), (57, 350684), (76, 263013), (114, 175342), (228, 87671)]