20131990113

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{19403}}^1$

素因数の和:19701

約数の個数: 32

約数和(自身を含む): 28686873600

約数和(自身を除く): 8554883487

約数列:

[1, 3, 19, 57, 109, 167, 327, 501, 2071, 3173, 6213, 9519, 18203, 19403, 54609, 58209, 345857, 368657, 1037571, 1105971, 2114927, 3240301, 6344781, 9720903, 40183613, 61565719, 120550839, 184697157, 353192809, 1059578427, 6710663371, 20131990113]

約数ペア:

[(1, 20131990113), (3, 6710663371), (19, 1059578427), (57, 353192809), (109, 184697157), (167, 120550839), (327, 61565719), (501, 40183613), (2071, 9720903), (3173, 6344781), (6213, 3240301), (9519, 2114927), (18203, 1105971), (19403, 1037571), (54609, 368657), (58209, 345857)]