19800936

素因数分解:

$2^3\times 3^4\times {\mathrm{30557}}^1$

素因数の和:30575

約数の個数: 40

約数和(自身を含む): 55462770

約数和(自身を除く): 35661834

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30557, 61114, 91671, 122228, 183342, 244456, 275013, 366684, 550026, 733368, 825039, 1100052, 1650078, 2200104, 2475117, 3300156, 4950234, 6600312, 9900468, 19800936]

約数ペア:

[(1, 19800936), (2, 9900468), (3, 6600312), (4, 4950234), (6, 3300156), (8, 2475117), (9, 2200104), (12, 1650078), (18, 1100052), (24, 825039), (27, 733368), (36, 550026), (54, 366684), (72, 275013), (81, 244456), (108, 183342), (162, 122228), (216, 91671), (324, 61114), (648, 30557)]