19494880

素因数分解:

$2^5\times 5^1\times {\mathrm{121843}}^1$

素因数の和:121858

約数の個数: 24

約数和(自身を含む): 46057032

約数和(自身を除く): 26562152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 121843, 243686, 487372, 609215, 974744, 1218430, 1949488, 2436860, 3898976, 4873720, 9747440, 19494880]

約数ペア:

[(1, 19494880), (2, 9747440), (4, 4873720), (5, 3898976), (8, 2436860), (10, 1949488), (16, 1218430), (20, 974744), (32, 609215), (40, 487372), (80, 243686), (160, 121843)]