991172012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{767161}}^1$

素因数の和:767201

約数の個数: 24

約数和(自身を含む): 1933248240

約数和(自身を除く): 942076228

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 767161, 1534322, 3068644, 13041737, 14576059, 26083474, 29152118, 52166948, 58304236, 247793003, 495586006, 991172012]

約数ペア:

[(1, 991172012), (2, 495586006), (4, 247793003), (17, 58304236), (19, 52166948), (34, 29152118), (38, 26083474), (68, 14576059), (76, 13041737), (323, 3068644), (646, 1534322), (1292, 767161)]