180921518

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{1321}}^1$

素因数の和:1448

約数の個数: 24

約数和(自身を含む): 286440384

約数和(自身を除く): 105518866

約数列:

[1, 2, 31, 47, 62, 94, 1321, 1457, 2209, 2642, 2914, 4418, 40951, 62087, 68479, 81902, 124174, 136958, 1924697, 2918089, 3849394, 5836178, 90460759, 180921518]

約数ペア:

[(1, 180921518), (2, 90460759), (31, 5836178), (47, 3849394), (62, 2918089), (94, 1924697), (1321, 136958), (1457, 124174), (2209, 81902), (2642, 68479), (2914, 62087), (4418, 40951)]