19844860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6163}}^1$

素因数の和:6202

約数の個数: 48

約数和(自身を含む): 49706496

約数和(自身を除く): 29861636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 6163, 12326, 24652, 30815, 43141, 61630, 86282, 123260, 141749, 172564, 215705, 283498, 431410, 566996, 708745, 862820, 992243, 1417490, 1984486, 2834980, 3968972, 4961215, 9922430, 19844860]

約数ペア:

[(1, 19844860), (2, 9922430), (4, 4961215), (5, 3968972), (7, 2834980), (10, 1984486), (14, 1417490), (20, 992243), (23, 862820), (28, 708745), (35, 566996), (46, 431410), (70, 283498), (92, 215705), (115, 172564), (140, 141749), (161, 123260), (230, 86282), (322, 61630), (460, 43141), (644, 30815), (805, 24652), (1610, 12326), (3220, 6163)]