20455038

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{5189}}^1$

素因数の和:5273

約数の個数: 32

約数和(自身を含む): 46087200

約数和(自身を除く): 25632162

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 5189, 10378, 15567, 31134, 46701, 93402, 140103, 280206, 378797, 757594, 1136391, 2272782, 3409173, 6818346, 10227519, 20455038]

約数ペア:

[(1, 20455038), (2, 10227519), (3, 6818346), (6, 3409173), (9, 2272782), (18, 1136391), (27, 757594), (54, 378797), (73, 280206), (146, 140103), (219, 93402), (438, 46701), (657, 31134), (1314, 15567), (1971, 10378), (3942, 5189)]