38817584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{433}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 81369792

約数和(自身を除く): 42552208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 431, 433, 862, 866, 1724, 1732, 3448, 3464, 5603, 5629, 6896, 6928, 11206, 11258, 22412, 22516, 44824, 45032, 89648, 90064, 186623, 373246, 746492, 1492984, 2426099, 2985968, 4852198, 9704396, 19408792, 38817584]

約数ペア:

[(1, 38817584), (2, 19408792), (4, 9704396), (8, 4852198), (13, 2985968), (16, 2426099), (26, 1492984), (52, 746492), (104, 373246), (208, 186623), (431, 90064), (433, 89648), (862, 45032), (866, 44824), (1724, 22516), (1732, 22412), (3448, 11258), (3464, 11206), (5603, 6928), (5629, 6896)]