221287936

素因数分解:

$2^9\times {\mathrm{432203}}^1$

素因数の和:432221

約数の個数: 20

約数和(自身を含む): 442144692

約数和(自身を除く): 220856756

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 432203, 864406, 1728812, 3457624, 6915248, 13830496, 27660992, 55321984, 110643968, 221287936]

約数ペア:

[(1, 221287936), (2, 110643968), (4, 55321984), (8, 27660992), (16, 13830496), (32, 6915248), (64, 3457624), (128, 1728812), (256, 864406), (512, 432203)]