20337625

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2113}}^1$

素因数の和:2146

約数の個数: 32

約数和(自身を含む): 31659264

約数和(自身を除く): 11321639

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 875, 1375, 1925, 2113, 9625, 10565, 14791, 23243, 52825, 73955, 116215, 162701, 264125, 369775, 581075, 813505, 1848875, 2905375, 4067525, 20337625]

約数ペア:

[(1, 20337625), (5, 4067525), (7, 2905375), (11, 1848875), (25, 813505), (35, 581075), (55, 369775), (77, 264125), (125, 162701), (175, 116215), (275, 73955), (385, 52825), (875, 23243), (1375, 14791), (1925, 10565), (2113, 9625)]