19003996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{829}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 36393840

約数和(自身を除く): 17389844

約数列:

[1, 2, 4, 11, 22, 44, 521, 829, 1042, 1658, 2084, 3316, 5731, 9119, 11462, 18238, 22924, 36476, 431909, 863818, 1727636, 4750999, 9501998, 19003996]

約数ペア:

[(1, 19003996), (2, 9501998), (4, 4750999), (11, 1727636), (22, 863818), (44, 431909), (521, 36476), (829, 22924), (1042, 18238), (1658, 11462), (2084, 9119), (3316, 5731)]