20391252

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{34679}}^1$

素因数の和:34700

約数の個数: 36

約数和(自身を含む): 55349280

約数和(自身を除く): 34958028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 34679, 69358, 104037, 138716, 208074, 242753, 416148, 485506, 728259, 971012, 1456518, 1699271, 2913036, 3398542, 5097813, 6797084, 10195626, 20391252]

約数ペア:

[(1, 20391252), (2, 10195626), (3, 6797084), (4, 5097813), (6, 3398542), (7, 2913036), (12, 1699271), (14, 1456518), (21, 971012), (28, 728259), (42, 485506), (49, 416148), (84, 242753), (98, 208074), (147, 138716), (196, 104037), (294, 69358), (588, 34679)]