90557168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{435371}}^1$

素因数の和:435392

約数の個数: 20

約数和(自身を含む): 188951448

約数和(自身を除く): 98394280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 435371, 870742, 1741484, 3482968, 5659823, 6965936, 11319646, 22639292, 45278584, 90557168]

約数ペア:

[(1, 90557168), (2, 45278584), (4, 22639292), (8, 11319646), (13, 6965936), (16, 5659823), (26, 3482968), (52, 1741484), (104, 870742), (208, 435371)]