26481808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:743

約数の個数: 40

約数和(自身を含む): 53446976

約数和(自身を除く): 26965168

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 631, 688, 976, 1262, 2524, 2623, 5048, 5246, 10096, 10492, 20984, 27133, 38491, 41968, 54266, 76982, 108532, 153964, 217064, 307928, 434128, 615856, 1655113, 3310226, 6620452, 13240904, 26481808]

約数ペア:

[(1, 26481808), (2, 13240904), (4, 6620452), (8, 3310226), (16, 1655113), (43, 615856), (61, 434128), (86, 307928), (122, 217064), (172, 153964), (244, 108532), (344, 76982), (488, 54266), (631, 41968), (688, 38491), (976, 27133), (1262, 20984), (2524, 10492), (2623, 10096), (5048, 5246)]