19648764

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4231}}^1$

素因数の和:4287

約数の個数: 48

約数和(自身を含む): 52138240

約数和(自身を除く): 32489476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4231, 4644, 8462, 12693, 16924, 25386, 38079, 50772, 76158, 114237, 152316, 181933, 228474, 363866, 456948, 545799, 727732, 1091598, 1637397, 2183196, 3274794, 4912191, 6549588, 9824382, 19648764]

約数ペア:

[(1, 19648764), (2, 9824382), (3, 6549588), (4, 4912191), (6, 3274794), (9, 2183196), (12, 1637397), (18, 1091598), (27, 727732), (36, 545799), (43, 456948), (54, 363866), (86, 228474), (108, 181933), (129, 152316), (172, 114237), (258, 76158), (387, 50772), (516, 38079), (774, 25386), (1161, 16924), (1548, 12693), (2322, 8462), (4231, 4644)]