15940772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1531}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 29598240

約数和(自身を除く): 13657468

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 1531, 2603, 3062, 5206, 6124, 10412, 29089, 58178, 116356, 209747, 419494, 838988, 3985193, 7970386, 15940772]

約数ペア:

[(1, 15940772), (2, 7970386), (4, 3985193), (19, 838988), (38, 419494), (76, 209747), (137, 116356), (274, 58178), (548, 29089), (1531, 10412), (2603, 6124), (3062, 5206)]