16720758

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1031}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 39121056

約数和(自身を除く): 22400298

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 53, 102, 106, 153, 159, 306, 318, 477, 901, 954, 1031, 1802, 2062, 2703, 3093, 5406, 6186, 8109, 9279, 16218, 17527, 18558, 35054, 52581, 54643, 105162, 109286, 157743, 163929, 315486, 327858, 491787, 928931, 983574, 1857862, 2786793, 5573586, 8360379, 16720758]

約数ペア:

[(1, 16720758), (2, 8360379), (3, 5573586), (6, 2786793), (9, 1857862), (17, 983574), (18, 928931), (34, 491787), (51, 327858), (53, 315486), (102, 163929), (106, 157743), (153, 109286), (159, 105162), (306, 54643), (318, 52581), (477, 35054), (901, 18558), (954, 17527), (1031, 16218), (1802, 9279), (2062, 8109), (2703, 6186), (3093, 5406)]