20121354

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{673}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 47945664

約数和(自身を除く): 27824310

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 151, 198, 302, 453, 673, 906, 1346, 1359, 1661, 2019, 2718, 3322, 4038, 4983, 6057, 7403, 9966, 12114, 14806, 14949, 22209, 29898, 44418, 66627, 101623, 133254, 203246, 304869, 609738, 914607, 1117853, 1829214, 2235706, 3353559, 6707118, 10060677, 20121354]

約数ペア:

[(1, 20121354), (2, 10060677), (3, 6707118), (6, 3353559), (9, 2235706), (11, 1829214), (18, 1117853), (22, 914607), (33, 609738), (66, 304869), (99, 203246), (151, 133254), (198, 101623), (302, 66627), (453, 44418), (673, 29898), (906, 22209), (1346, 14949), (1359, 14806), (1661, 12114), (2019, 9966), (2718, 7403), (3322, 6057), (4038, 4983)]