203445808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{410173}}^1$

素因数の和:410212

約数の個数: 20

約数和(自身を含む): 406892608

約数和(自身を除く): 203446800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 410173, 820346, 1640692, 3281384, 6562768, 12715363, 25430726, 50861452, 101722904, 203445808]

約数ペア:

[(1, 203445808), (2, 101722904), (4, 50861452), (8, 25430726), (16, 12715363), (31, 6562768), (62, 3281384), (124, 1640692), (248, 820346), (496, 410173)]