201418864

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{19457}}^1$

素因数の和:20112

約数の個数: 20

約数和(自身を含む): 390872304

約数和(自身を除く): 189453440

約数列:

[1, 2, 4, 8, 16, 647, 1294, 2588, 5176, 10352, 19457, 38914, 77828, 155656, 311312, 12588679, 25177358, 50354716, 100709432, 201418864]

約数ペア:

[(1, 201418864), (2, 100709432), (4, 50354716), (8, 25177358), (16, 12588679), (647, 311312), (1294, 155656), (2588, 77828), (5176, 38914), (10352, 19457)]