20335168

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1$

素因数の和:2427

約数の個数: 56

約数和(自身を含む): 48564800

約数和(自身を除く): 28229632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 2389, 4256, 4778, 8512, 9556, 16723, 19112, 33446, 38224, 45391, 66892, 76448, 90782, 133784, 152896, 181564, 267568, 317737, 363128, 535136, 635474, 726256, 1070272, 1270948, 1452512, 2541896, 2905024, 5083792, 10167584, 20335168]

約数ペア:

[(1, 20335168), (2, 10167584), (4, 5083792), (7, 2905024), (8, 2541896), (14, 1452512), (16, 1270948), (19, 1070272), (28, 726256), (32, 635474), (38, 535136), (56, 363128), (64, 317737), (76, 267568), (112, 181564), (133, 152896), (152, 133784), (224, 90782), (266, 76448), (304, 66892), (448, 45391), (532, 38224), (608, 33446), (1064, 19112), (1216, 16723), (2128, 9556), (2389, 8512), (4256, 4778)]