20174324212

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{90437}}^1$

素因数の和:90736

約数の個数: 48

約数和(自身を含む): 41812743168

約数和(自身を除く): 21638418956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 257, 434, 514, 868, 1028, 1799, 3598, 7196, 7967, 15934, 31868, 55769, 90437, 111538, 180874, 223076, 361748, 633059, 1266118, 2532236, 2803547, 5607094, 11214188, 19624829, 23242309, 39249658, 46484618, 78499316, 92969236, 162696163, 325392326, 650784652, 720511579, 1441023158, 2882046316, 5043581053, 10087162106, 20174324212]

約数ペア:

[(1, 20174324212), (2, 10087162106), (4, 5043581053), (7, 2882046316), (14, 1441023158), (28, 720511579), (31, 650784652), (62, 325392326), (124, 162696163), (217, 92969236), (257, 78499316), (434, 46484618), (514, 39249658), (868, 23242309), (1028, 19624829), (1799, 11214188), (3598, 5607094), (7196, 2803547), (7967, 2532236), (15934, 1266118), (31868, 633059), (55769, 361748), (90437, 223076), (111538, 180874)]