18927285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3347}}^1$

素因数の和:3397

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 14820555

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3347, 5655, 10041, 16735, 43511, 50205, 97063, 130533, 217555, 291189, 485315, 652665, 1261819, 1455945, 3785457, 6309095, 18927285]

約数ペア:

[(1, 18927285), (3, 6309095), (5, 3785457), (13, 1455945), (15, 1261819), (29, 652665), (39, 485315), (65, 291189), (87, 217555), (145, 130533), (195, 97063), (377, 50205), (435, 43511), (1131, 16735), (1885, 10041), (3347, 5655)]