1996208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 4218480

約数和(自身を除く): 2222272

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 179, 272, 328, 358, 656, 697, 716, 1394, 1432, 2788, 2864, 3043, 5576, 6086, 7339, 11152, 12172, 14678, 24344, 29356, 48688, 58712, 117424, 124763, 249526, 499052, 998104, 1996208]

約数ペア:

[(1, 1996208), (2, 998104), (4, 499052), (8, 249526), (16, 124763), (17, 117424), (34, 58712), (41, 48688), (68, 29356), (82, 24344), (136, 14678), (164, 12172), (179, 11152), (272, 7339), (328, 6086), (358, 5576), (656, 3043), (697, 2864), (716, 2788), (1394, 1432)]