19469908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1063}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 36048320

約数和(自身を除く): 16578412

約数列:

[1, 2, 4, 19, 38, 76, 241, 482, 964, 1063, 2126, 4252, 4579, 9158, 18316, 20197, 40394, 80788, 256183, 512366, 1024732, 4867477, 9734954, 19469908]

約数ペア:

[(1, 19469908), (2, 9734954), (4, 4867477), (19, 1024732), (38, 512366), (76, 256183), (241, 80788), (482, 40394), (964, 20197), (1063, 18316), (2126, 9158), (4252, 4579)]