18231412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 36167040

約数和(自身を除く): 17935628

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 103, 137, 206, 274, 323, 412, 548, 646, 1292, 1751, 1957, 2329, 2603, 3502, 3914, 4658, 5206, 7004, 7828, 9316, 10412, 14111, 28222, 33269, 44251, 56444, 66538, 88502, 133076, 177004, 239887, 268109, 479774, 536218, 959548, 1072436, 4557853, 9115706, 18231412]

約数ペア:

[(1, 18231412), (2, 9115706), (4, 4557853), (17, 1072436), (19, 959548), (34, 536218), (38, 479774), (68, 268109), (76, 239887), (103, 177004), (137, 133076), (206, 88502), (274, 66538), (323, 56444), (412, 44251), (548, 33269), (646, 28222), (1292, 14111), (1751, 10412), (1957, 9316), (2329, 7828), (2603, 7004), (3502, 5206), (3914, 4658)]