20306042253

素因数分解:

$3^3\times 7^1\times {\mathrm{5443}}^1\times {\mathrm{19739}}^1$

素因数の和:25198

約数の個数: 32

約数和(自身を含む): 34388659200

約数和(自身を除く): 14082616947

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 5443, 16329, 19739, 38101, 48987, 59217, 114303, 138173, 146961, 177651, 342909, 414519, 532953, 1028727, 1243557, 3730671, 107439377, 322318131, 752075639, 966954393, 2256226917, 2900863179, 6768680751, 20306042253]

約数ペア:

[(1, 20306042253), (3, 6768680751), (7, 2900863179), (9, 2256226917), (21, 966954393), (27, 752075639), (63, 322318131), (189, 107439377), (5443, 3730671), (16329, 1243557), (19739, 1028727), (38101, 532953), (48987, 414519), (59217, 342909), (114303, 177651), (138173, 146961)]