20836882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 36403200

約数和(自身を除く): 15566318

約数列:

[1, 2, 11, 19, 22, 38, 79, 158, 209, 418, 631, 869, 1262, 1501, 1738, 3002, 6941, 11989, 13882, 16511, 23978, 33022, 49849, 99698, 131879, 263758, 548339, 947131, 1096678, 1894262, 10418441, 20836882]

約数ペア:

[(1, 20836882), (2, 10418441), (11, 1894262), (19, 1096678), (22, 947131), (38, 548339), (79, 263758), (158, 131879), (209, 99698), (418, 49849), (631, 33022), (869, 23978), (1262, 16511), (1501, 13882), (1738, 11989), (3002, 6941)]