20884272

素因数分解:

$2^4\times 3^1\times {\mathrm{311}}^1\times {\mathrm{1399}}^1$

素因数の和:1721

約数の個数: 40

約数和(自身を含む): 54163200

約数和(自身を除く): 33278928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 311, 622, 933, 1244, 1399, 1866, 2488, 2798, 3732, 4197, 4976, 5596, 7464, 8394, 11192, 14928, 16788, 22384, 33576, 67152, 435089, 870178, 1305267, 1740356, 2610534, 3480712, 5221068, 6961424, 10442136, 20884272]

約数ペア:

[(1, 20884272), (2, 10442136), (3, 6961424), (4, 5221068), (6, 3480712), (8, 2610534), (12, 1740356), (16, 1305267), (24, 870178), (48, 435089), (311, 67152), (622, 33576), (933, 22384), (1244, 16788), (1399, 14928), (1866, 11192), (2488, 8394), (2798, 7464), (3732, 5596), (4197, 4976)]