2021954416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{20693}}^1$

素因数の和:20929

約数の個数: 40

約数和(自身を含む): 4064632704

約数和(自身を除く): 2042678288

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 1576, 3152, 6107, 12214, 20693, 24428, 41386, 48856, 82772, 97712, 165544, 331088, 641483, 1282966, 2565932, 4076521, 5131864, 8153042, 10263728, 16306084, 32612168, 65224336, 126372151, 252744302, 505488604, 1010977208, 2021954416]

約数ペア:

[(1, 2021954416), (2, 1010977208), (4, 505488604), (8, 252744302), (16, 126372151), (31, 65224336), (62, 32612168), (124, 16306084), (197, 10263728), (248, 8153042), (394, 5131864), (496, 4076521), (788, 2565932), (1576, 1282966), (3152, 641483), (6107, 331088), (12214, 165544), (20693, 97712), (24428, 82772), (41386, 48856)]