16999867820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{105971}}^1$

素因数の和:106610

約数の個数: 48

約数和(自身を含む): 38508529248

約数和(自身を除く): 21508661428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 617, 1234, 2468, 3085, 6170, 8021, 12340, 16042, 32084, 40105, 80210, 105971, 160420, 211942, 423884, 529855, 1059710, 1377623, 2119420, 2755246, 5510492, 6888115, 13776230, 27552460, 65384107, 130768214, 261536428, 326920535, 653841070, 849993391, 1307682140, 1699986782, 3399973564, 4249966955, 8499933910, 16999867820]

約数ペア:

[(1, 16999867820), (2, 8499933910), (4, 4249966955), (5, 3399973564), (10, 1699986782), (13, 1307682140), (20, 849993391), (26, 653841070), (52, 326920535), (65, 261536428), (130, 130768214), (260, 65384107), (617, 27552460), (1234, 13776230), (2468, 6888115), (3085, 5510492), (6170, 2755246), (8021, 2119420), (12340, 1377623), (16042, 1059710), (32084, 529855), (40105, 423884), (80210, 211942), (105971, 160420)]