20872782

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55219}}^1$

素因数の和:55237

約数の個数: 32

約数和(自身を含む): 53011200

約数和(自身を除く): 32138418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55219, 110438, 165657, 331314, 386533, 496971, 773066, 993942, 1159599, 1490913, 2319198, 2981826, 3478797, 6957594, 10436391, 20872782]

約数ペア:

[(1, 20872782), (2, 10436391), (3, 6957594), (6, 3478797), (7, 2981826), (9, 2319198), (14, 1490913), (18, 1159599), (21, 993942), (27, 773066), (42, 496971), (54, 386533), (63, 331314), (126, 165657), (189, 110438), (378, 55219)]