19941048

素因数分解:

$2^3\times 3^2\times {\mathrm{419}}^1\times {\mathrm{661}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 54217800

約数和(自身を除く): 34276752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 419, 661, 838, 1257, 1322, 1676, 1983, 2514, 2644, 3352, 3771, 3966, 5028, 5288, 5949, 7542, 7932, 10056, 11898, 15084, 15864, 23796, 30168, 47592, 276959, 553918, 830877, 1107836, 1661754, 2215672, 2492631, 3323508, 4985262, 6647016, 9970524, 19941048]

約数ペア:

[(1, 19941048), (2, 9970524), (3, 6647016), (4, 4985262), (6, 3323508), (8, 2492631), (9, 2215672), (12, 1661754), (18, 1107836), (24, 830877), (36, 553918), (72, 276959), (419, 47592), (661, 30168), (838, 23796), (1257, 15864), (1322, 15084), (1676, 11898), (1983, 10056), (2514, 7932), (2644, 7542), (3352, 5949), (3771, 5288), (3966, 5028)]