17986276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2584

約数の個数: 48

約数和(自身を含む): 40965120

約数和(自身を除く): 22978844

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 2539, 3542, 5078, 7084, 10156, 17773, 27929, 35546, 55858, 58397, 71092, 111716, 116794, 195503, 233588, 391006, 408779, 642367, 782012, 817558, 1284734, 1635116, 2569468, 4496569, 8993138, 17986276]

約数ペア:

[(1, 17986276), (2, 8993138), (4, 4496569), (7, 2569468), (11, 1635116), (14, 1284734), (22, 817558), (23, 782012), (28, 642367), (44, 408779), (46, 391006), (77, 233588), (92, 195503), (154, 116794), (161, 111716), (253, 71092), (308, 58397), (322, 55858), (506, 35546), (644, 27929), (1012, 17773), (1771, 10156), (2539, 7084), (3542, 5078)]