19942524

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{977}}^1$

素因数の和:1006

約数の個数: 84

約数和(自身を含む): 59861424

約数和(自身を除く): 39918900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 729, 756, 972, 977, 1134, 1458, 1701, 1954, 2268, 2916, 2931, 3402, 3908, 5103, 5862, 6804, 6839, 8793, 10206, 11724, 13678, 17586, 20412, 20517, 26379, 27356, 35172, 41034, 52758, 61551, 79137, 82068, 105516, 123102, 158274, 184653, 237411, 246204, 316548, 369306, 474822, 553959, 712233, 738612, 949644, 1107918, 1424466, 1661877, 2215836, 2848932, 3323754, 4985631, 6647508, 9971262, 19942524]

約数ペア:

[(1, 19942524), (2, 9971262), (3, 6647508), (4, 4985631), (6, 3323754), (7, 2848932), (9, 2215836), (12, 1661877), (14, 1424466), (18, 1107918), (21, 949644), (27, 738612), (28, 712233), (36, 553959), (42, 474822), (54, 369306), (63, 316548), (81, 246204), (84, 237411), (108, 184653), (126, 158274), (162, 123102), (189, 105516), (243, 82068), (252, 79137), (324, 61551), (378, 52758), (486, 41034), (567, 35172), (729, 27356), (756, 26379), (972, 20517), (977, 20412), (1134, 17586), (1458, 13678), (1701, 11724), (1954, 10206), (2268, 8793), (2916, 6839), (2931, 6804), (3402, 5862), (3908, 5103)]