199440512

素因数分解:

$2^7\times {\mathrm{1558129}}^1$

素因数の和:1558143

約数の個数: 16

約数和(自身を含む): 397323150

約数和(自身を除く): 197882638

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1558129, 3116258, 6232516, 12465032, 24930064, 49860128, 99720256, 199440512]

約数ペア:

[(1, 199440512), (2, 99720256), (4, 49860128), (8, 24930064), (16, 12465032), (32, 6232516), (64, 3116258), (128, 1558129)]