200619728

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{205553}}^1$

素因数の和:205622

約数の個数: 20

約数和(自身を含む): 395074788

約数和(自身を除く): 194455060

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 205553, 411106, 822212, 1644424, 3288848, 12538733, 25077466, 50154932, 100309864, 200619728]

約数ペア:

[(1, 200619728), (2, 100309864), (4, 50154932), (8, 25077466), (16, 12538733), (61, 3288848), (122, 1644424), (244, 822212), (488, 411106), (976, 205553)]