19685034

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 44051904

約数和(自身を除く): 24366870

約数列:

[1, 2, 3, 6, 9, 18, 71, 73, 142, 146, 211, 213, 219, 422, 426, 438, 633, 639, 657, 1266, 1278, 1314, 1899, 3798, 5183, 10366, 14981, 15403, 15549, 29962, 30806, 31098, 44943, 46209, 46647, 89886, 92418, 93294, 134829, 138627, 269658, 277254, 1093613, 2187226, 3280839, 6561678, 9842517, 19685034]

約数ペア:

[(1, 19685034), (2, 9842517), (3, 6561678), (6, 3280839), (9, 2187226), (18, 1093613), (71, 277254), (73, 269658), (142, 138627), (146, 134829), (211, 93294), (213, 92418), (219, 89886), (422, 46647), (426, 46209), (438, 44943), (633, 31098), (639, 30806), (657, 29962), (1266, 15549), (1278, 15403), (1314, 14981), (1899, 10366), (3798, 5183)]