19507148

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1151}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 36126720

約数和(自身を除く): 16619572

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 1151, 2302, 4237, 4604, 8474, 16948, 21869, 43738, 87476, 256673, 513346, 1026692, 4876787, 9753574, 19507148]

約数ペア:

[(1, 19507148), (2, 9753574), (4, 4876787), (19, 1026692), (38, 513346), (76, 256673), (223, 87476), (446, 43738), (892, 21869), (1151, 16948), (2302, 8474), (4237, 4604)]