2003019712

素因数分解:

$2^6\times {\mathrm{313}}^1\times {\mathrm{99991}}^1$

素因数の和:100316

約数の個数: 28

約数和(自身を含む): 3987480976

約数和(自身を除く): 1984461264

約数列:

[1, 2, 4, 8, 16, 32, 64, 313, 626, 1252, 2504, 5008, 10016, 20032, 99991, 199982, 399964, 799928, 1599856, 3199712, 6399424, 31297183, 62594366, 125188732, 250377464, 500754928, 1001509856, 2003019712]

約数ペア:

[(1, 2003019712), (2, 1001509856), (4, 500754928), (8, 250377464), (16, 125188732), (32, 62594366), (64, 31297183), (313, 6399424), (626, 3199712), (1252, 1599856), (2504, 799928), (5008, 399964), (10016, 199982), (20032, 99991)]