20735777748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1363837}}^1$

素因数の和:1364032

約数の個数: 48

約数和(自身を含む): 55600947584

約数和(自身を除く): 34865169836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 181, 362, 543, 724, 1086, 1267, 2172, 2534, 3801, 5068, 7602, 15204, 1363837, 2727674, 4091511, 5455348, 8183022, 9546859, 16366044, 19093718, 28640577, 38187436, 57281154, 114562308, 246854497, 493708994, 740563491, 987417988, 1481126982, 1727981479, 2962253964, 3455962958, 5183944437, 6911925916, 10367888874, 20735777748]

約数ペア:

[(1, 20735777748), (2, 10367888874), (3, 6911925916), (4, 5183944437), (6, 3455962958), (7, 2962253964), (12, 1727981479), (14, 1481126982), (21, 987417988), (28, 740563491), (42, 493708994), (84, 246854497), (181, 114562308), (362, 57281154), (543, 38187436), (724, 28640577), (1086, 19093718), (1267, 16366044), (2172, 9546859), (2534, 8183022), (3801, 5455348), (5068, 4091511), (7602, 2727674), (15204, 1363837)]