20707936

素因数分解:

$2^5\times {\mathrm{653}}^1\times {\mathrm{991}}^1$

素因数の和:1654

約数の個数: 24

約数和(自身を含む): 40872384

約数和(自身を除く): 20164448

約数列:

[1, 2, 4, 8, 16, 32, 653, 991, 1306, 1982, 2612, 3964, 5224, 7928, 10448, 15856, 20896, 31712, 647123, 1294246, 2588492, 5176984, 10353968, 20707936]

約数ペア:

[(1, 20707936), (2, 10353968), (4, 5176984), (8, 2588492), (16, 1294246), (32, 647123), (653, 31712), (991, 20896), (1306, 15856), (1982, 10448), (2612, 7928), (3964, 5224)]