2493788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 36

約数和(自身を含む): 5056632

約数和(自身を除く): 2562844

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 157, 209, 314, 361, 418, 628, 722, 836, 1444, 1727, 2983, 3454, 3971, 5966, 6908, 7942, 11932, 15884, 32813, 56677, 65626, 113354, 131252, 226708, 623447, 1246894, 2493788]

約数ペア:

[(1, 2493788), (2, 1246894), (4, 623447), (11, 226708), (19, 131252), (22, 113354), (38, 65626), (44, 56677), (76, 32813), (157, 15884), (209, 11932), (314, 7942), (361, 6908), (418, 5966), (628, 3971), (722, 3454), (836, 2983), (1444, 1727)]