20846702948

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{436087}}^1$

素因数の和:436164

約数の個数: 48

約数和(自身を含む): 41759786880

約数和(自身を除く): 20913083932

約数列:

[1, 2, 4, 17, 19, 34, 37, 38, 68, 74, 76, 148, 323, 629, 646, 703, 1258, 1292, 1406, 2516, 2812, 11951, 23902, 47804, 436087, 872174, 1744348, 7413479, 8285653, 14826958, 16135219, 16571306, 29653916, 32270438, 33142612, 64540876, 140856101, 274298723, 281712202, 306569161, 548597446, 563424404, 613138322, 1097194892, 1226276644, 5211675737, 10423351474, 20846702948]

約数ペア:

[(1, 20846702948), (2, 10423351474), (4, 5211675737), (17, 1226276644), (19, 1097194892), (34, 613138322), (37, 563424404), (38, 548597446), (68, 306569161), (74, 281712202), (76, 274298723), (148, 140856101), (323, 64540876), (629, 33142612), (646, 32270438), (703, 29653916), (1258, 16571306), (1292, 16135219), (1406, 14826958), (2516, 8285653), (2812, 7413479), (11951, 1744348), (23902, 872174), (47804, 436087)]