20243484

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7703}}^1$

素因数の和:7786

約数の個数: 36

約数和(自身を含む): 51878736

約数和(自身を除く): 31635252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7703, 15406, 23109, 30812, 46218, 69327, 92436, 138654, 277308, 562319, 1124638, 1686957, 2249276, 3373914, 5060871, 6747828, 10121742, 20243484]

約数ペア:

[(1, 20243484), (2, 10121742), (3, 6747828), (4, 5060871), (6, 3373914), (9, 2249276), (12, 1686957), (18, 1124638), (36, 562319), (73, 277308), (146, 138654), (219, 92436), (292, 69327), (438, 46218), (657, 30812), (876, 23109), (1314, 15406), (2628, 7703)]