220744456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{37747}}^1$

素因数の和:37813

約数の個数: 32

約数和(自身を含む): 448446240

約数和(自身を除く): 227701784

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 5848, 37747, 75494, 150988, 301976, 641699, 1283398, 1623121, 2566796, 3246242, 5133592, 6492484, 12984968, 27593057, 55186114, 110372228, 220744456]

約数ペア:

[(1, 220744456), (2, 110372228), (4, 55186114), (8, 27593057), (17, 12984968), (34, 6492484), (43, 5133592), (68, 3246242), (86, 2566796), (136, 1623121), (172, 1283398), (344, 641699), (731, 301976), (1462, 150988), (2924, 75494), (5848, 37747)]