20438256

素因数分解:

$2^4\times 3^1\times {\mathrm{263}}^1\times {\mathrm{1619}}^1$

素因数の和:1893

約数の個数: 40

約数和(自身を含む): 53032320

約数和(自身を除く): 32594064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 263, 526, 789, 1052, 1578, 1619, 2104, 3156, 3238, 4208, 4857, 6312, 6476, 9714, 12624, 12952, 19428, 25904, 38856, 77712, 425797, 851594, 1277391, 1703188, 2554782, 3406376, 5109564, 6812752, 10219128, 20438256]

約数ペア:

[(1, 20438256), (2, 10219128), (3, 6812752), (4, 5109564), (6, 3406376), (8, 2554782), (12, 1703188), (16, 1277391), (24, 851594), (48, 425797), (263, 77712), (526, 38856), (789, 25904), (1052, 19428), (1578, 12952), (1619, 12624), (2104, 9714), (3156, 6476), (3238, 6312), (4208, 4857)]