20765296

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{76343}}^1$

素因数の和:76368

約数の個数: 20

約数和(自身を含む): 42599952

約数和(自身を除く): 21834656

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 76343, 152686, 305372, 610744, 1221488, 1297831, 2595662, 5191324, 10382648, 20765296]

約数ペア:

[(1, 20765296), (2, 10382648), (4, 5191324), (8, 2595662), (16, 1297831), (17, 1221488), (34, 610744), (68, 305372), (136, 152686), (272, 76343)]