189243902

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 302690304

約数和(自身を除く): 113446402

約数列:

[1, 2, 31, 47, 62, 94, 101, 202, 643, 1286, 1457, 2914, 3131, 4747, 6262, 9494, 19933, 30221, 39866, 60442, 64943, 129886, 147157, 294314, 936851, 1873702, 2013233, 3052321, 4026466, 6104642, 94621951, 189243902]

約数ペア:

[(1, 189243902), (2, 94621951), (31, 6104642), (47, 4026466), (62, 3052321), (94, 2013233), (101, 1873702), (202, 936851), (643, 294314), (1286, 147157), (1457, 129886), (2914, 64943), (3131, 60442), (4747, 39866), (6262, 30221), (9494, 19933)]