16581186

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{5387}}^1$

素因数の和:5420

約数の個数: 40

約数和(自身を含む): 39116880

約数和(自身を除く): 22535694

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 5387, 10774, 16161, 32322, 48483, 96966, 102353, 145449, 204706, 290898, 307059, 436347, 614118, 872694, 921177, 1842354, 2763531, 5527062, 8290593, 16581186]

約数ペア:

[(1, 16581186), (2, 8290593), (3, 5527062), (6, 2763531), (9, 1842354), (18, 921177), (19, 872694), (27, 614118), (38, 436347), (54, 307059), (57, 290898), (81, 204706), (114, 145449), (162, 102353), (171, 96966), (342, 48483), (513, 32322), (1026, 16161), (1539, 10774), (3078, 5387)]