38681584

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:697

約数の個数: 40

約数和(自身を含む): 78700320

約数和(自身を除く): 40018736

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 257, 368, 409, 514, 818, 1028, 1636, 2056, 3272, 4112, 5911, 6544, 9407, 11822, 18814, 23644, 37628, 47288, 75256, 94576, 105113, 150512, 210226, 420452, 840904, 1681808, 2417599, 4835198, 9670396, 19340792, 38681584]

約数ペア:

[(1, 38681584), (2, 19340792), (4, 9670396), (8, 4835198), (16, 2417599), (23, 1681808), (46, 840904), (92, 420452), (184, 210226), (257, 150512), (368, 105113), (409, 94576), (514, 75256), (818, 47288), (1028, 37628), (1636, 23644), (2056, 18814), (3272, 11822), (4112, 9407), (5911, 6544)]