39554788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{643}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 85832320

約数和(自身を除く): 46277532

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 643, 676, 1183, 1286, 2197, 2366, 2572, 4394, 4501, 4732, 8359, 8788, 9002, 15379, 16718, 18004, 30758, 33436, 58513, 61516, 108667, 117026, 217334, 234052, 434668, 760669, 1412671, 1521338, 2825342, 3042676, 5650684, 9888697, 19777394, 39554788]

約数ペア:

[(1, 39554788), (2, 19777394), (4, 9888697), (7, 5650684), (13, 3042676), (14, 2825342), (26, 1521338), (28, 1412671), (52, 760669), (91, 434668), (169, 234052), (182, 217334), (338, 117026), (364, 108667), (643, 61516), (676, 58513), (1183, 33436), (1286, 30758), (2197, 18004), (2366, 16718), (2572, 15379), (4394, 9002), (4501, 8788), (4732, 8359)]