129620912

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{18043}}^1$

素因数の和:18500

約数の個数: 20

約数和(自身を含む): 251713800

約数和(自身を除く): 122092888

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 3592, 7184, 18043, 36086, 72172, 144344, 288688, 8101307, 16202614, 32405228, 64810456, 129620912]

約数ペア:

[(1, 129620912), (2, 64810456), (4, 32405228), (8, 16202614), (16, 8101307), (449, 288688), (898, 144344), (1796, 72172), (3592, 36086), (7184, 18043)]