20872026

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55217}}^1$

素因数の和:55235

約数の個数: 32

約数和(自身を含む): 53009280

約数和(自身を除く): 32137254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55217, 110434, 165651, 331302, 386519, 496953, 773038, 993906, 1159557, 1490859, 2319114, 2981718, 3478671, 6957342, 10436013, 20872026]

約数ペア:

[(1, 20872026), (2, 10436013), (3, 6957342), (6, 3478671), (7, 2981718), (9, 2319114), (14, 1490859), (18, 1159557), (21, 993906), (27, 773038), (42, 496953), (54, 386519), (63, 331302), (126, 165651), (189, 110434), (378, 55217)]