20587622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 37028880

約数和(自身を除く): 16441258

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 61, 122, 253, 319, 506, 529, 638, 667, 671, 1058, 1334, 1342, 1403, 1769, 2806, 3538, 5819, 7337, 11638, 14674, 15341, 15433, 19459, 30682, 30866, 32269, 38918, 40687, 64538, 81374, 168751, 337502, 354959, 447557, 709918, 895114, 935801, 1871602, 10293811, 20587622]

約数ペア:

[(1, 20587622), (2, 10293811), (11, 1871602), (22, 935801), (23, 895114), (29, 709918), (46, 447557), (58, 354959), (61, 337502), (122, 168751), (253, 81374), (319, 64538), (506, 40687), (529, 38918), (638, 32269), (667, 30866), (671, 30682), (1058, 19459), (1334, 15433), (1342, 15341), (1403, 14674), (1769, 11638), (2806, 7337), (3538, 5819)]