20121444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79847}}^1$

素因数の和:79864

約数の個数: 36

約数和(自身を含む): 58129344

約数和(自身を除く): 38007900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 79847, 159694, 239541, 319388, 479082, 558929, 718623, 958164, 1117858, 1437246, 1676787, 2235716, 2874492, 3353574, 5030361, 6707148, 10060722, 20121444]

約数ペア:

[(1, 20121444), (2, 10060722), (3, 6707148), (4, 5030361), (6, 3353574), (7, 2874492), (9, 2235716), (12, 1676787), (14, 1437246), (18, 1117858), (21, 958164), (28, 718623), (36, 558929), (42, 479082), (63, 319388), (84, 239541), (126, 159694), (252, 79847)]