20740804504

素因数分解:

$2^3\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{331577}}^1$

素因数の和:332707

約数の個数: 32

約数和(自身を含む): 44484504480

約数和(自身を除く): 23743699976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1117, 2234, 4468, 7819, 8936, 15638, 31276, 62552, 331577, 663154, 1326308, 2321039, 2652616, 4642078, 9284156, 18568312, 370371509, 740743018, 1481486036, 2592600563, 2962972072, 5185201126, 10370402252, 20740804504]

約数ペア:

[(1, 20740804504), (2, 10370402252), (4, 5185201126), (7, 2962972072), (8, 2592600563), (14, 1481486036), (28, 740743018), (56, 370371509), (1117, 18568312), (2234, 9284156), (4468, 4642078), (7819, 2652616), (8936, 2321039), (15638, 1326308), (31276, 663154), (62552, 331577)]