20893653

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 13251627

約数列:

[1, 3, 9, 11, 27, 33, 99, 103, 297, 309, 683, 927, 1133, 2049, 2781, 3399, 6147, 7513, 10197, 18441, 22539, 30591, 67617, 70349, 202851, 211047, 633141, 773839, 1899423, 2321517, 6964551, 20893653]

約数ペア:

[(1, 20893653), (3, 6964551), (9, 2321517), (11, 1899423), (27, 773839), (33, 633141), (99, 211047), (103, 202851), (297, 70349), (309, 67617), (683, 30591), (927, 22539), (1133, 18441), (2049, 10197), (2781, 7513), (3399, 6147)]