19948572

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26387}}^1$

素因数の和:26407

約数の個数: 48

約数和(自身を含む): 59109120

約数和(自身を除く): 39160548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26387, 52774, 79161, 105548, 158322, 184709, 237483, 316644, 369418, 474966, 554127, 712449, 738836, 949932, 1108254, 1424898, 1662381, 2216508, 2849796, 3324762, 4987143, 6649524, 9974286, 19948572]

約数ペア:

[(1, 19948572), (2, 9974286), (3, 6649524), (4, 4987143), (6, 3324762), (7, 2849796), (9, 2216508), (12, 1662381), (14, 1424898), (18, 1108254), (21, 949932), (27, 738836), (28, 712449), (36, 554127), (42, 474966), (54, 369418), (63, 316644), (84, 237483), (108, 184709), (126, 158322), (189, 105548), (252, 79161), (378, 52774), (756, 26387)]