20824430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8231}}^1$

素因数の和:8272

約数の個数: 32

約数和(自身を含む): 42674688

約数和(自身を除く): 21850258

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 8231, 16462, 41155, 82310, 90541, 181082, 189313, 378626, 452705, 905410, 946565, 1893130, 2082443, 4164886, 10412215, 20824430]

約数ペア:

[(1, 20824430), (2, 10412215), (5, 4164886), (10, 2082443), (11, 1893130), (22, 946565), (23, 905410), (46, 452705), (55, 378626), (110, 189313), (115, 181082), (230, 90541), (253, 82310), (506, 41155), (1265, 16462), (2530, 8231)]