20717688

素因数分解:

$2^3\times 3^1\times {\mathrm{137}}^1\times {\mathrm{6301}}^1$

素因数の和:6447

約数の個数: 32

約数和(自身を含む): 52180560

約数和(自身を除く): 31462872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 137, 274, 411, 548, 822, 1096, 1644, 3288, 6301, 12602, 18903, 25204, 37806, 50408, 75612, 151224, 863237, 1726474, 2589711, 3452948, 5179422, 6905896, 10358844, 20717688]

約数ペア:

[(1, 20717688), (2, 10358844), (3, 6905896), (4, 5179422), (6, 3452948), (8, 2589711), (12, 1726474), (24, 863237), (137, 151224), (274, 75612), (411, 50408), (548, 37806), (822, 25204), (1096, 18903), (1644, 12602), (3288, 6301)]