205580468

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{6451}}^1$

素因数の和:6743

約数の個数: 24

約数和(自身を含む): 372873984

約数和(自身を除く): 167293516

約数列:

[1, 2, 4, 31, 62, 124, 257, 514, 1028, 6451, 7967, 12902, 15934, 25804, 31868, 199981, 399962, 799924, 1657907, 3315814, 6631628, 51395117, 102790234, 205580468]

約数ペア:

[(1, 205580468), (2, 102790234), (4, 51395117), (31, 6631628), (62, 3315814), (124, 1657907), (257, 799924), (514, 399962), (1028, 199981), (6451, 31868), (7967, 25804), (12902, 15934)]