20130772

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 36251712

約数和(自身を除く): 16120940

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 971, 1942, 3884, 5183, 10366, 20732, 68941, 70883, 137882, 141766, 275764, 283532, 5032693, 10065386, 20130772]

約数ペア:

[(1, 20130772), (2, 10065386), (4, 5032693), (71, 283532), (73, 275764), (142, 141766), (146, 137882), (284, 70883), (292, 68941), (971, 20732), (1942, 10366), (3884, 5183)]