20138742

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{967}}^1$

素因数の和:1077

約数の個数: 48

約数和(自身を含む): 47567520

約数和(自身を除く): 27428778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 89, 117, 178, 234, 267, 534, 801, 967, 1157, 1602, 1934, 2314, 2901, 3471, 5802, 6942, 8703, 10413, 12571, 17406, 20826, 25142, 37713, 75426, 86063, 113139, 172126, 226278, 258189, 516378, 774567, 1118819, 1549134, 2237638, 3356457, 6712914, 10069371, 20138742]

約数ペア:

[(1, 20138742), (2, 10069371), (3, 6712914), (6, 3356457), (9, 2237638), (13, 1549134), (18, 1118819), (26, 774567), (39, 516378), (78, 258189), (89, 226278), (117, 172126), (178, 113139), (234, 86063), (267, 75426), (534, 37713), (801, 25142), (967, 20826), (1157, 17406), (1602, 12571), (1934, 10413), (2314, 8703), (2901, 6942), (3471, 5802)]