20157336

素因数分解:

$2^3\times 3^5\times {\mathrm{10369}}^1$

素因数の和:10390

約数の個数: 48

約数和(自身を含む): 56620200

約数和(自身を除く): 36462864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10369, 20738, 31107, 41476, 62214, 82952, 93321, 124428, 186642, 248856, 279963, 373284, 559926, 746568, 839889, 1119852, 1679778, 2239704, 2519667, 3359556, 5039334, 6719112, 10078668, 20157336]

約数ペア:

[(1, 20157336), (2, 10078668), (3, 6719112), (4, 5039334), (6, 3359556), (8, 2519667), (9, 2239704), (12, 1679778), (18, 1119852), (24, 839889), (27, 746568), (36, 559926), (54, 373284), (72, 279963), (81, 248856), (108, 186642), (162, 124428), (216, 93321), (243, 82952), (324, 62214), (486, 41476), (648, 31107), (972, 20738), (1944, 10369)]