20235326853

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1489}}^1\times {\mathrm{3067}}^1$

素因数の和:4777

約数の個数: 32

約数和(自身を含む): 31011834880

約数和(自身を除く): 10776508027

約数列:

[1, 3, 7, 21, 211, 633, 1477, 1489, 3067, 4431, 4467, 9201, 10423, 21469, 31269, 64407, 314179, 647137, 942537, 1941411, 2199253, 4529959, 4566763, 6597759, 13589877, 13700289, 31967341, 95902023, 963586993, 2890760979, 6745108951, 20235326853]

約数ペア:

[(1, 20235326853), (3, 6745108951), (7, 2890760979), (21, 963586993), (211, 95902023), (633, 31967341), (1477, 13700289), (1489, 13589877), (3067, 6597759), (4431, 4566763), (4467, 4529959), (9201, 2199253), (10423, 1941411), (21469, 942537), (31269, 647137), (64407, 314179)]