20167304

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{577}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 40263480

約数和(自身を除く): 20096176

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 257, 514, 577, 1028, 1154, 2056, 2308, 4369, 4616, 8738, 9809, 17476, 19618, 34952, 39236, 78472, 148289, 296578, 593156, 1186312, 2520913, 5041826, 10083652, 20167304]

約数ペア:

[(1, 20167304), (2, 10083652), (4, 5041826), (8, 2520913), (17, 1186312), (34, 593156), (68, 296578), (136, 148289), (257, 78472), (514, 39236), (577, 34952), (1028, 19618), (1154, 17476), (2056, 9809), (2308, 8738), (4369, 4616)]