1237689136

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2495341}}^1$

素因数の和:2495380

約数の個数: 20

約数和(自身を含む): 2475379264

約数和(自身を除く): 1237690128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2495341, 4990682, 9981364, 19962728, 39925456, 77355571, 154711142, 309422284, 618844568, 1237689136]

約数ペア:

[(1, 1237689136), (2, 618844568), (4, 309422284), (8, 154711142), (16, 77355571), (31, 39925456), (62, 19962728), (124, 9981364), (248, 4990682), (496, 2495341)]