20181914872

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{375017}}^1$

素因数の和:375092

約数の個数: 48

約数和(自身を含む): 44687144880

約数和(自身を除く): 24505230008

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 961, 1736, 1922, 3844, 6727, 7688, 13454, 26908, 53816, 375017, 750034, 1500068, 2625119, 3000136, 5250238, 10500476, 11625527, 21000952, 23251054, 46502108, 81378689, 93004216, 162757378, 325514756, 360391337, 651029512, 720782674, 1441565348, 2522739359, 2883130696, 5045478718, 10090957436, 20181914872]

約数ペア:

[(1, 20181914872), (2, 10090957436), (4, 5045478718), (7, 2883130696), (8, 2522739359), (14, 1441565348), (28, 720782674), (31, 651029512), (56, 360391337), (62, 325514756), (124, 162757378), (217, 93004216), (248, 81378689), (434, 46502108), (868, 23251054), (961, 21000952), (1736, 11625527), (1922, 10500476), (3844, 5250238), (6727, 3000136), (7688, 2625119), (13454, 1500068), (26908, 750034), (53816, 375017)]