39965512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1091}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 79279200

約数和(自身を除く): 39313688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 241, 482, 964, 1091, 1928, 2182, 4364, 4579, 8728, 9158, 18316, 20729, 36632, 41458, 82916, 165832, 262931, 525862, 1051724, 2103448, 4995689, 9991378, 19982756, 39965512]

約数ペア:

[(1, 39965512), (2, 19982756), (4, 9991378), (8, 4995689), (19, 2103448), (38, 1051724), (76, 525862), (152, 262931), (241, 165832), (482, 82916), (964, 41458), (1091, 36632), (1928, 20729), (2182, 18316), (4364, 9158), (4579, 8728)]