31958888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{631}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 64767360

約数和(自身を除く): 32808472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 487, 631, 974, 1262, 1948, 2524, 3896, 5048, 6331, 8203, 12662, 16406, 25324, 32812, 50648, 65624, 307297, 614594, 1229188, 2458376, 3994861, 7989722, 15979444, 31958888]

約数ペア:

[(1, 31958888), (2, 15979444), (4, 7989722), (8, 3994861), (13, 2458376), (26, 1229188), (52, 614594), (104, 307297), (487, 65624), (631, 50648), (974, 32812), (1262, 25324), (1948, 16406), (2524, 12662), (3896, 8203), (5048, 6331)]