18174728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15887}}^1$

素因数の和:15917

約数の個数: 32

約数和(自身を含む): 40037760

約数和(自身を除く): 21863032

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 15887, 31774, 63548, 127096, 174757, 206531, 349514, 413062, 699028, 826124, 1398056, 1652248, 2271841, 4543682, 9087364, 18174728]

約数ペア:

[(1, 18174728), (2, 9087364), (4, 4543682), (8, 2271841), (11, 1652248), (13, 1398056), (22, 826124), (26, 699028), (44, 413062), (52, 349514), (88, 206531), (104, 174757), (143, 127096), (286, 63548), (572, 31774), (1144, 15887)]